How long do you usually have to stay with an exercise program to notice significant changes? 1 week 4 weeks 12 weeks 8 weeks

It will take approximately 8 weeks to stay with an exercise program to notice significant changes.

Option  D

Explanation:

When are involved in any type of fitness program it may take time based upon the type of fitness program in which we are involved. In case of exercise program, it may take around 2 months, which is 8 weeks to notice significant changes in our body.

The first week few weeks of the program may cause certain difficulties as we are newly practicing it. As days passes and with proper diet as well the exercise we may notice significant changes.  

i think the answer is d.