THE SMELL OF THE FOOD REMINDED MẸ...WHEN I WAS A CHILD.QUESTION7

5, - 9 DE HSG ANH 12 CHON LOC CO KEY
9 DE HSG ANH 12 CHON LOC CO KEY
5,The smell of the food reminded mẹ...when I was a child.Question7:Choose the underlined word or phrase ( a,b,c or d ) that must be changed for thesentence to be correct.