I’m not sure if this is correct but i think it is c but you might want to keep looking
The ships were bringing growing slaves for labor work
In Egypt, Gamal Abdel Nasser's seizure of the Suez Canal continued his policy of nationalization. The seizure and nationalization of the Suez Canal Company was announced on July 26, 1956 by Nasser before a large number of people in the city of Alexandria. The Suez crisis signaled the end of British and French domination over Egypt.
You need to show what inventions it's talking about