A= 4; Blitzkrieg tactics used to occupy
a country that sparked the
start of World War II
B= 2; a puppet government in an
occupied country
C= 5; the battle that resulted in the
loss of many merchant vessels
D= 1; an air war that targeted ports,
industrial centers, military
facilities, and civilian areas
E= 3; an attack by air and land on
a major industrial port city
F= 6; an attack that brought the
United States into the war
-Goodluck
Answer that I say is d as the answer.
Answer:1st one: trade 2nd one: a common currency 3rd one: connecting inland areas to water routs 4th one: agriculture
Explanation: