old head on young shoulders

Options

A. to be intelligent when old
B. to be old and yet look young
C. to be wise beyond his years
D. to be smarter with age

Answer

C

Explanation

to be wise beyond his years old head on young shoulders : a young person who behaves like an older person with more experience, to be wise beyond his years.
Look at the sentences : . You can.t put a wise head on young shoulders. Young people inevitably lack the experience and wisdom which come with age.