I seriously have no idea, pls help me

-Bolshevik Revolution in Russia
-labor strikes in the U. S.
-Bombing in the U. S.

all of the above led to increased fear of communism. During the 1920s, this fear was called what?

a) The palmer Raids

b) The conscious objector movement

c) capitalism revolt

d) the red scare

TIA

d) the red scare

Explanation:

The color red was associated with communism, and the American ruling class of course feared the spread of an economic ideology that would have them share their wealth more broadly.

ba geologist finds four sedimentary rock she determines that no geologic events have shifted the layers she labeles them a,b,c,dbfrom top to bottom