Which of the following was a change made to transportation during the 1920s?

A. Airplanes were invented and used for the first time.

B. Railroads were introduced, making it easier to ship goods.

C. The first canals between waterways were built.

D. Installment plans offered by car manufacturers made it easier to buy automobiles.

D? Not sure?

the answers for 2020 are

d
d
a,b

-D

-D
-A,B

D

D
A,B
Is right for 2020😁😁

d

d
a,b
is still correct for 2021

D

D
AB

@???? did you even read the answers

thxs

Person, Anonymous, and star-lord are correct for March 2022

Yes, D.

D

D
C,D
Tbh I totally guessed and I really got all of dem right really not trying to fail y'all