It would be D. because nothing can be 100% you can still get pregnant from all of those things.
hope i helped! :) <span />
They pollinate the flower and that is a reproduction step
Calories is watching fat intake with food. if you're trying to watch your calories yes it's the fat, because you are trying to eat less fat to maintain a good diet.
sugar crash is to much sugar intake and it makes you fatigue and go to sleep or you feel drowsy and lazy. To much sugar intake is a reason for sugar crash.
C. <span>Chronological Order. Order of doing so. (Next, Then, ect.)</span>