Respuesta :
Answer:
Sugar
Explanation:
Historically, the Cuban economy relied heavily on sugar exports, but sugar production has declined since the breakup of the Soviet Union in 1991
The correct answer is Sugar
Explanation: Since the 18th century, Cuba has based its economy on sugar cane cultivation and export sugar production. First to Spain, then to the United States and, with the socialist revolution in 1959 and the US economic embargo in 1962, to the Soviet Union and the countries of the socialist bloc.