List the Set in Roster Form $S = \{ x \mid x \text { is a whole number multiple of } 4 \}$

List the set in roster form.
- $S = \{ x \mid x \text { is a whole number multiple of } 4 \}$

A) {1, 4, 8, 12, 16, . . . }
B) {0, 4, 8, 12, 16, . . . }
C) {4, 8, 12, 16, 20, . . . }
D) {8, 12, 16, 20, 24, . . . }