The “New Deal” measures introduced in 1933 and 1934 to end the depression

(a) brought about almost complete recovery by the mid-1930s.
(b) were not completely successful in ending the Depression, which lasted until the beginning of World War II.
(c) actually interfered with recovery, and the Depression worsened in the mid-1930s.
(d) were not very successful at first but finally ended the Depression by the late 1930s.