Abase

has a ph below 7
turns litmus paper blue
has a sour taste
reacts with metal

the correct answer on edgen is:

(c.) prevent the spread of communism.

i just took the test.

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic

answer; the above statement is (true);