During World War I, which of these did the Allies most often use to protect thei ships from attack? а
airplanes
b
submarines
C
convoys
d
radar

I would Guess B submarines

Explanation:

it refers to race, i am pretty sure this was a popular term in nazi germany or something.

accomplishment : zachary taylor’s was a national war hero in his battle in an mexican war

explanation:

he was known as a national war hero for his battles in the mexican war, taylor was elected as the 12th president of the united states in 1849. he led the nation during its debates on slavery and southern secession. after serving only 16 months in office, taylor died from cholera morbus on july 9,