Riddle

I am free for the taking. Through all of your life, though given but once at birth. I am less than nothing in weight, but will fell the strongest of you if held. What am I?

Choose an answer

A.Innocence
B.A name
C.A soul
D.Breath
Hint: It's a word with 6 letters, starting with "B".

Answer

Breath

Why this is the answer

A person's breath is given freely at birth, weighs nothing, and yet its absence — being unable to breathe — can overpower even the strongest person.

This riddle is filed under "What Am I?" Riddles and rated Hard.