The Formation of the Congress of Industrial Organizations (CIO) Was

The formation of the Congress of Industrial Organizations (CIO) was significant largely because

A) it was the first labor union to limit its membership to highly skilled workers.
B) of its insistence that strikes were immoral.
C) of its insistence that strikes were useless even though they were moral.
D) it was a company union that got almost all its money in secret donations from corporations.
E) it welcomed unskilled workers in industries such as auto, steel, rubber, and textiles.