Use the Following to Answer the Questions Below

Multiple Choice

Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Statements: (1) Activation of a zymogen produces a proteolytic enzyme.
(2) An enzyme-substrate complex is the final product in most enzyme-catalyzed reactions.
(3) Three forms of vitamin A are active in the human body.

A) All three statements are true.
B) Two of the three statements are true.
C) Only one of the statements is true.
D) None of the statements is true.