Fear of old age :

Answer: Option B

Explanation:

Phasmophobia means fear of ghosts.

Xenophobia means fear of people from other countries.

Pyrophobia means fear of fire.

Answer: Option B

Explanation:

Genophobia is the physical or psychological fear of sexual relations or sexual intercourse.

Gamophobia is fear of marriage.

Ergophobia means Fear of work.

Answer: Option D

Explanation:

Gnosiophobia means Fear of knowledge.

Graphophobia means Fear of writing.

Haemetophobia means Fear of blood.

Answer: Option C

Explanation:

Ochlophobia means fear of crowds / mob.

Paedophobia means fear of children.

Peniophobia means fear of poverty.

Answer: Option C

Explanation:

Kleptomania meaning a compulsive desire to steal.

Lipophobia meaning fear of getting fat.

Logomania means mania for talking.