Answer: Option (a) is the correct answer.
Explanation:
Meaning of procrastinate is to delay or avoid anything in order to not complete a task.
For example, a student procrastinate's him homework by playing with his friends and cousins.
Whereas vigorous activity means to do an activity enthusiastically. Physical fitness means to a person who is physically fit.
On the other hand, skill related fitness means to be able to complete a work with perfection. For example, a woman skilled in embroidery makes beautiful designs on cloths using embroidery threads and needle.
Thus, we can conclude that procrastinate means to put off exercise.
