21 In which biome would you find houses built off the ground to help protect against floods?

O Sahara
O Sahel
O Savanna
Rain forest

muslims have taken his goods and products to different parts of asia an indonesia. sometimes just traveled and trade, but in other occasions, stayed in the place and made a living.

trade was the key for muslims economies to prosper. their commerce routes reached far places like malaysia and java in the 11th century.

another important factor for prosperity was that muslim states served as the middle point for european traders.

they used to travel by land but sailing the seas -the indian ocean- really increase the exportation of products.

because his fleet was much lager than the english fleet. i hope this .

answer; /// the above statement is ( true);

answer; protecting domestic national security; i believe this is correct,plz check first,good luck;