You are given a geometric mathematical question. Questions in this task often involve shapes and Geometric Relationships. You are also given 4 or 5 answer options (associated with "A", "B", "C", "D", "E"). Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D', 'E'. LaTeX mathematical format (the standard way to express mathematical expressions in the typesetting software known as LaTeX) is used to express equations. Each question is solvable with high school math knowledge.

Q: What is the y-intercept of the line that passes through the points \((1, 21)\) and \((4, 42)\)?
(A)0 (B)7 (C)9 (D)14 (E)19

A: D
****
Q: Right triangle A has base b, height h, and area x. Rectangle B has length 2b and width 2h. What is the area of rectangle B in terms of x ?
(A)2x (B)4x (C)6x (D)7x (E)8x

A: E
****
Q: If m is an integer and m, m + 1, and m + 2 are the lengths of the sides of a triangle, which of the following could be the value of m? I. 1 II. 10 III. 100
(A)I only (B)II only (C)III only (D)II and III only (E)I, II, and III

A:
D
****
