Fear of old age :

Answer: Option C

Explanation:

Claustrophobia means Fear of being confined to small place.

Cynophobia means Fear of dogs.

Chronophobia means Fear of the passing of time.

Answer: Option B

Explanation:

Hedonophobia means fear of feeling pleasure.

Hydrophobia means fear of water.

Kleptophobia means fear of stealing/thieves.

Answer: Option C

Explanation:

Kleptomania meaning a compulsive desire to steal.

Lipophobia meaning fear of getting fat.

Logomania means mania for talking.

Answer: Option B

Explanation:

Bathophobia means Fear of depths

Biblophobia means Fear of books

Catrophobia means Fear of doctors

Answer: Option A

Explanation:

Dipsomania means morbid compulsion of drink.

Demonomania means delusion of being under evil spirits.

Entomophobia means a morbid fear of insects.