Provide an Appropriate Response

Multiple Choice

Provide an appropriate response
-Let int S be the set of all interior points of S, and let cl S be the closure of S (S ∪ the set of all boundary points of S) . Which of the following statements are true?
I: If S is convex, then int S is convex.
II: If S is convex, then cl S is convex.

A) II
B) Both I and II
C) Neither I or II
D) I