Rearrange the following sentences to form a coherent and meaningful paragraph.

(A) Lack of knowledge about the diet is what makes people raise questions.
(B) This diet often characterized as restrictive, is associated with health benefits, however, it raises concerns.
(C) The Vegan diet has gained momentum in recent years.
(D) There is a controversy about this diet with some people supporting it and others questioning its benefits.

Choose the correct answer from the options given below: