Correct Option: A

taste (Noun, Verb) : that allows you to recognise foods when you put them in your mouth; to have a particular flavour
savour (Noun, Verb) : relish; a taste or smell, especially a pleasant one; the particular quality that different foods and drinks have
protector (Noun) : a person, an organisation or a thing that protects somebody or something.
sour (Adjective) : having a taste like that of a lemon or of fruit that is not ready to eat
flavour (Noun) : taste; how food or drink tastes