Select the option that is related to the third word on the same basis as the second word is related to the first word.

8 Enough : Contentment :: Feel : ?

Enough : Contentment :: Feel : ?

Logic: synonym

Enough is a synonym of Contentment (having enough leads to a feeling of contentment).

Similarly,

Feel is a synonym of Sense (both relate to perceiving or experiencing).

Thus, correct option is (b).