France first attempted to build the canal in the 1870s. He left quite a few diseases and financial problems behind. Ferdinand de Lessups was the engineer who designed the Suez Canal.
A
His is when one of the Crusades had happened and the Europeans who had invaded the Middle East had cone back with more knowledge in things such as science, maths and medicine. They had also found new clothing and furniture designs to use as well as spices for their cooking
I believe you right C should be the answer