In a family 13 people eat only vegetarian, 7 people eat only non veg., 8 people eat both veg and non veg.. How many people eat veg in the family?	Choose the correct option:	A) 20	B) 11	C) 9	D) 31	E) 21

Rationale: "total people eat veg = only veg + both veg and non veg total = 13 + 8 = 21 answer = e"
Answer: E