opaque (Adj.) : not clear enough to see through/ allow light through
lucid (Adj.) : clearly expressed; easy to understand ; clear ; able to think clearly
transparent (Adj.) : allowing you to see through ; obvious
hazy (Adj.) : not clear because of haze

Correct Option: D

opaque (Adj.) : not clear enough to see through/ allow light through
lucid (Adj.) : clearly expressed; easy to understand ; clear ; able to think clearly
transparent (Adj.) : allowing you to see through ; obvious
hazy (Adj.) : not clear because of haze

pseudonym (N.) : a name used by a writer instead of his real name
anonymous (Adj.) : with a name that is not known/ that is not made public
biography (N.) : story of a person’s life written by somebody else
masquerade (N.) : a way of behaving that hides the truth or a person’s true feelings

Correct Option: C

pseudonym (N.) : a name used by a writer instead of his real name
anonymous (Adj.) : with a name that is not known/ that is not made public
biography (N.) : story of a person’s life written by somebody else
masquerade (N.) : a way of behaving that hides the truth or a person’s true feelings

notorious (Adj.) : well-known in a bad way
obscure (Adj.) : unknown ; difficult to understand
conspicuous (Adj.) : easy to see/ notice ; likely to attract attention
ethical (Adj.) : connected with beliefs and principles about what is right and wrong ; morally correct/ acceptable

Correct Option: A

notorious (Adj.) : well-known in a bad way
obscure (Adj.) : unknown ; difficult to understand
conspicuous (Adj.) : easy to see/ notice ; likely to attract attention
ethical (Adj.) : connected with beliefs and principles about what is right and wrong ; morally correct/ acceptable

maiden (N.) : the first speech made by a person
extempore (N.) : spoken without any previous preparation
debate (N.) : a formal discussion of an issue expressing different opinions
palaver (N.) : a lot of unnecessary activity, excitement/ trouble caused by something that is unimportant ; fuss

Correct Option: A

maiden (N.) : the first speech made by a person
extempore (N.) : spoken without any previous preparation
debate (N.) : a formal discussion of an issue expressing different opinions
palaver (N.) : a lot of unnecessary activity, excitement/ trouble caused by something that is unimportant ; fuss

omnivorous (N.) : eating both vegetables and meat
herbivorous (N.) : eating only plants/ vegetables
carnivorous (N.) : eating the flesh of other animals

Correct Option: A

omnivorous (N.) : eating both vegetables and meat
herbivorous (N.) : eating only plants/ vegetables
carnivorous (N.) : eating the flesh of other animals