WILL GIVE BRAINLIEST FOR THE RIGHT ANSWER.

Which of the following had to be true for a country to receive war material from the United States under the Lend-Lease Act?

a
The country had to pay for the war material in cash.

b
The country had to transport the war material in its own ships.

c
The country must sign a pledge that it would not act as an aggressor.

d
The country's defense must be vital to safety of the United States.