horizon (N.) : the furthest you can see, where the sky seems to meet the land/the sea
atmosphere (N.) : the mixture of gases that surrounds the earth
milky way (N.) : the Galaxy (contains any of the system of stars, etc.) in outer space distant
land (N.) : far-away land

Correct Option: C

horizon (N.) : the furthest you can see, where the sky seems to meet the land/the sea
atmosphere (N.) : the mixture of gases that surrounds the earth
milky way (N.) : the Galaxy (contains any of the system of stars, etc.) in outer space distant
land (N.) : far-away land

illegible (Adj.) : difficult/ impossible to read
inedible (Adj.) : that cannot be eaten because it is of poor quality/ poisonous
illegal (Adj.) : not allowed by the law
illicit (Adj.) :not allowed by law; illegal

Correct Option: A

illegible (Adj.) : difficult/ impossible to read
inedible (Adj.) : that cannot be eaten because it is of poor quality/ poisonous
illegal (Adj.) : not allowed by the law
illicit (Adj.) :not allowed by law; illegal

epitaph (N.) : words written/ said about a dead person, on a tomb/ gravestone
epigraph (N.) : a line of writing, short phrase, etc. on a building/ statue, or as an introduction to part of a book
epilogue (N.) : a speech at the end of a play, book/film that comments on what has happened
etymology (N.) : the study of the origin and history of words and their meanings

Correct Option: C

epitaph (N.) : words written/ said about a dead person, on a tomb/ gravestone
epigraph (N.) : a line of writing, short phrase, etc. on a building/ statue, or as an introduction to part of a book
epilogue (N.) : a speech at the end of a play, book/film that comments on what has happened
etymology (N.) : the study of the origin and history of words and their meanings

claustrophobia (N.) : an extreme fear of being in a small confined place
aquaphobia (N.) : an extreme fear of drowning
botanophobia (N.) : a fear of plants
kleptomania (N.) : a mental illness in which someone has a strong desire, which he cannot control, to steal things

Correct Option: A

claustrophobia (N.) : an extreme fear of being in a small confined place
aquaphobia (N.) : an extreme fear of drowning
botanophobia (N.) : a fear of plants
kleptomania (N.) : a mental illness in which someone has a strong desire, which he cannot control, to steal things

panacea (N.) : something that will solve all the problems of a particular situation cough
syrup (N.) : a liquid medicine that you take for a cough
medicine (N.) : a substance taken to cure an illness
inhaler (N.) : a small device containing medicine that you breathe in through your mouth, used by people who have problems with breathing

Correct Option: B

panacea (N.) : something that will solve all the problems of a particular situation cough
syrup (N.) : a liquid medicine that you take for a cough
medicine (N.) : a substance taken to cure an illness
inhaler (N.) : a small device containing medicine that you breathe in through your mouth, used by people who have problems with breathing