Heinz Ditgens (3 July 1914 20 June 1998) was a German professional footballer who played club football for Borussia Monchengladbach. He won three caps for the German national side between 1936 and 1938, participating at the 1936 Summer Olympics, and became Borussia Monchengladbach's first ever international player in the process. Ditgens also fought at Stalingrad in World War II.
Can we infer the following?
Heinz Ditigens spoke fluet german

Pick from:
A). Yes
B). It's impossible to say
C). No
The answer is:
B).