plessy v. Ferguson helped to solidify the legal basis for what? a. Manifest
b. The separate but Equal Doctrine
c. The Truman Doctrine
D. The Domino Theory

What are that three unifying characteristics of chordates

What is the main idea of this excerpt

His is the name of the group in the house of representatives that, in 1947, began hearings to expose communist infiltration in american life. unfortunately, a good deal of the evidence they used was based on hearsay and conjecture, meaning innocent people were harmed by their findings.