What are some reasons that there was limited science during the middle ages ?

What was the significant advancement of the caravel? a. it could sail with the wind c. it could sail against the wind b. it could sail at night d. it was motorized

Why did louis xvi call a meeting of the estates-general in 1789? how long had it been since such a meeting had been called?

To encourage railroad companies to build railroads across the west, the government gave them subsidies by select the best answer from the choices provided. a. paying the wages of laborers b. giving them building materials c. providing railroad trains d. providing free land