8.
The journeys of Vasco da Gama, Bartholomeu
Dias, and Christopher Columbus became possible
in the late 1400s because of the
A.
support of exploration by the English
government
11.
B.
trade connections established by Ibn Battuta
C. effects of the Atlantic slave trade
D
development of new navigational instruments
and technology

can you explain it better

i have to go with a for this one

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.