What organizational structure did "The Last Lecture" by Randy Pausch have? (A) Chronological Order
(B) Compare and Contrast
(C) Problem and Solution
(D) Central Idea and Supporting Details

(I think I have the correct answer to this one but I wanted to make sure. Thanks!)

answer; ///i believe the answer your looking for and the correct answer is (d); / he becomes very angry;

many is the pronoun that is used in this sentence. many is a quantifier that determines the amount of discoveries. when we use quatifiers followed by nouns, they act as determiners, but when they are used without a noun, as it is this case, they are pronouns.