Answer:
D: Germany had already conquered most other countries in Europe, so it's military was weakened and not strong enough to compete against the Soviet Union's powerful army
Explanation:
If you know, the invasion (Code named Operation Barbarossa) was a COMPLETE failure. And Germany's army had weakened by the conquering of other European countries. The failure was mostly caused by poor planning and strategy.
The monarchs had used their wealth to fund expeditions for explorers. The explorers would’ve worked for them in exchange for expedition fund or to at least acquire a better chance at being funded.
It was either in 1982 or 1981 because in 1983 he was a sophomore and in 1984 he was a junior. I hope this helped.