What is the smallest number that needs to be added to or

Complicated

Person who insists on adherence to formal rules or literary meaning

In the questions given below out of five alternatives, choose the one which can be substituted for the given word/sentence.

The power or right to make judgments about the law, to arrest and punish criminals, etc.

Select the most appropriate word for the given group of words.  

A person who eats the flesh of other human beings.

I sit behind the counter and wait for a customer to come in and by something, but they all walk past the window as though the place were invisible.

Abjure

Select the most appropriate option that can substitute the bold segment in the given sentence.