Which of the following is not a lifestyle factor that affects physical fitness?
a. work
b. chores
c. exercise
d. clothing

A lifestyle factor which doesn't affect physical fitness would be clothing - d. There is no real reason to suspect why clothing would play any important and real role when we're taking about physical fitness. What is true, however, is that our lifestyle largely does determine our clothing. 

Answergoing for a brief walk ahead of time and stretching afterward;