Which sentence uses prepositional phrases to add variety and interest to its meaning? a) the jets roared very loudly. b) the military jets zoomed through the sky with a loud booming sound. c) even though we were expecting them, the loud jets surprised us. d) the military jets flew by making very loud noises.

B

Explanation:

The prepositional phrases in this sentences are:

through the sky with a loud booming sound

The function of these phrases in the sentence is to describe how the jets zoomed. From the first phrase, we know that the jets moved through the sky. From the second we find out that they produced a loud sound as they flew.

The correct answer is "cancer"

Cancer is a class of diseases characterized by uncontrolled division of abnormal cells. The hallmark of cancer is dysplastic growth of cells that is resistant to apoptosis therefore the dysplastic growth of cells will eventually go into a tumorous growth consisting of abnormal cells and will eventually be vascularized and produce metastasis in other organs.