The main purpose of the Wagner Labor Relations Act of 1935 was to:

Aend the sit-down strike in Flint, Michigan.
Bsettle the struggle between the AFL and the CIO.
Censure workers' right to organize and bargain collectively.
Dguarantee workers a minimum wage.
Eexempt organized labor from the Sherman Antitrust Act.

Verified Answer :

The answer is (C) ensure workers' right to
organize and bargain collectively. It assured rights for private
employees to form unions as well as negotiate collectively for better
conditions as well protect their right to go on strike if need be.