What is a difference between physical traits and personality traits?
a. physical traits are mainly determined by a person's environment; personality traits are
determined by both a person's genes and environment.
b. physical traits are mainly determined by a person's genes, personality traits are
determined by both a person's genes and environment.
c. physical traits are mainly determined by a person's genes and environment;
personality traits not determined by either a person's genes or environment.
d. physical traits are mainly determined by a person's genes; personality traits are
determined by genetically engineered food that a person eats.

The difference between physical traits and personality traits are that physical traits are mainly determined by a person’s genes, personality traits are determined by both a person’s genes and environment.

Option B

Explanation:

Physical traits are facial similarities, body language, nature of hairs and skins. Mostly the face of siblings and the children will have some similarities with their parents or other members in their family.

So, we can say that physical traits are mainly determined by person’s genes. While the personality traits determine a person’s character , hobbies, likes, dislikes, point of view etc.

Thereby, the personality traits will be coming from genes and also from the environment the person has been grown. Both genes and environment effect equally on a persons’ character and personality.