Why did the historian william leuchtenburg call fdr’s new deal reforms a “half-way revolution”?

A) FDR’s reforms could only marginally help the US economy recover from the Great Depression.
B) FDR’s reforms gave workers the right to organize and bargain wages in a volatile economic environment.
C) FDR’s reforms were experimental when it came to the economy, but conservative when it came to minority issues.
D) FDR’s reforms did not do enough in terms of wealth distribution, so the poor continued to struggle to survive.
E) FDR’s reforms, while beneficial to single women, were biased against married women. 

i think its E