Answer:
The right answer is C) sell, loan, or lease war materials to the Allies.
Step-by-step explanation:
The act allowed the US to lend, lease weapons and materiel to countries deemed as "vital to the defense of the US, " while it was still a non-belligerent country in WWII. This helped Britain and the USSR, which were already at war with Adolf HitlerĀ“s Germany.