
a (4) - microwave (Perey Spencer)
b (2) - telephone (Alexander Graham Bell)
c (1) - first car (Karl Benz)
d (3) - air conditioning (Willis Carrier)
A: When was Karl Benz born?
B: He was born in November 25, 1844.
A: When did he die?
B: He died in April 4, 1929.
A: What did he invent?
B: He invented first car.
Объяснение: где 1 задание не обязательно писать в скобках Ф.И.О