= Homework: Homework 3: Section 2.3 Decide which elements should be put in region 4 given the information below. U=(b, e, f,h, m, n, r, t, v, w, x, y) A=(b.c.f.h.tv) 8h, m, n, r, t, v) List all of the elements that should be placed in region 4. (Use a comma to separate answers as needed.) Question 16, 2.3.55 U 00 HW Score: 62.5%, 12.5 of 20 points O Points: 0 of 1