Stubby could figure out if German people were U.S. Soldiers and if someone in the army that was hurt, Stubby could locate the hurt soldiers.
Who is Stubby?
Stubby is a dog that helped in World War I. He got an award. It was sad he died in March 26, 1926.
Stubby's most distinguished act was catching a German spy by harassing and biting him until his fellow soldiers arrived and captured him.
When German prisoners marched through Stubby's camp, the fierce little dog had to be restrained so he wouldn't attack them.
Therefore, correct option is D.
Learn more about stubby, refer to the link:
https://brainly.com/question/24063050
#SPJ2
