Answer: Leonhard Euler
Explanation: Although Albert Einstein perfected pie, It is widely acknowledged that Leonhard Euler makes it first.
European countries use trade to gain wealth
The stronger countries in Europe in the 1400s and 1500s - England, Spain, France and Portugal.
Answer: ghana = 2, soli = 4 , songhai = 1 , zimbabwe = 3
Explanation: (sorry if im wrong but that should be right! brainliest if you want. xx
B. because the Industrial Revolution mainly focused on factories and profit made from them.