hair color and freckles a scar on the knee the need to breathe air the ability to roll the tongue
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of the following is not passed from parents to children?
Possibilities:
- hair color and freckles
- a scar on the knee
- the need to breathe air
- the ability to roll the tongue

a scar on the knee