How was the Spanish Civil War significant to the Nazi army prior to World War II?

Question

A. The success of the Spanish loyalists provided the Nazi army with an ally for fighting France during World War II.
B The Nazi army’s participation in Spain provided it with a training ground that improved its combat proficiency with new technology.
C. Sale of German weapons to Spain allowed Germany to emerge from the Great Depression and make internal military improvements that it would use during World War II.
D. The Spanish Civil War diverted European powers’ attention from Hitler’s expansionist desires in Western Europe. 
is the answer b?

late but helpful · Accepted Answer

the answer is b :)

ghost · Answer

www.janus.umd.edu/Feb2002/spanish%20civ%20war%20tom/01.html