I can’t see any possible options but secondary sources and online sources should be double checked and avoided if possible. few secondary sources are trustworthy like textbooks
The us entered world war 1 on April 6, 1917
I'm pretty sure the answer is A. Hope it helped.
Answer:
The Battle of the Bulge was an offensive military campaign on the Western Front during the World War 2.
The Battle of the Bulge is also referred to as the Ardennes Counteroffensive.
The Battle of the Bulge was fought between Nazi Germany and the Allies
( United States and Britain ).
Explanation:
Answer: He created the Centers for Disease Control to study the disease.