Changing the duration you hold a stretch or perform a cardio activity is an example of adjusting which training principle? frequency intensity time type

Time.

If you hold a stretch or perform a cardio activity longer, you are adjusting the time of the activity.

answer; ///i believe that the correct answer is(5)

it's a nutrition food for pregnant mothers so they unborn child can get its nutrition that it needs to grow in to a healthy baby.

explanation:

and the mother is getting all of her nutrition and her calcium and vitamins .