2 Repeated strong contractions cause hypertrophy which is when muscle z fibers and the muscle itself to grow in diameter and strength.

Where are the following

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

The answer is 3) taking ownership of the decision 

Frequency of exercise, intensity, time allotted, and type of exercise