First one gets brainlest Which sentence from the passage gives readers a clue of its organization?

A.

The most common food allergies are to nuts, milk, soy products, fish, shellfish, and wheat.

B.

Common symptoms of food intolerance are mostly annoying or uncomfortable.

C.

On the other hand, food intolerance is a digestive system problem.

D.

When this happens, a person may not be able to breathe, and his or her blood pressure drops very quickly.