Which invention has technology that helps people keep food fresh for a long period of time?
A B C D
dishwasher refrigerator electric mixer microwave oven
Question: Which invention has technology that helps people keep food fresh for a long period of time?
(A) dishwasher
(B) refrigerator
(C) electric mixer
(D) microwave oven

Answer: (B) refrigerator
Answer: (D) microwave oven
Question: Which invention has technology that helps people keep food fresh for a long period of time?
(A) dishwasher
(B) refrigerator
(C) electric mixer
(D) microwave oven
Answer: (B) refrigerator