Why have some countries in the Middle East become economically powerful? A.
They have the greatest oil reserves.
B.
The region has the greatest coal reserves.
C.
They are the greatest exporters of automobiles.
D.
The countries are self-sufficient.

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.