Question

38/50
the rough riders were:
a u.s. naval squadron
a volunteer cavalry led partly by theodore roosevelt
spanish elite forces
cuban revolutiona

Explanation:

The Rough Riders were a volunteer cavalry unit (the 1st United States Volunteer Cavalry) that was led in part by Theodore Roosevelt during the Spanish - American War. A U.S. naval squadron is incorrect as they were cavalry. Spanish elite forces is incorrect as they were American. Cuban revolutionaries is also incorrect as they were an American unit.

Answer:

B. A volunteer cavalry led partly by Theodore Roosevelt