The religion of Islam was founded by Muhammad in this modern day
country."

Saudi Arabia

Explanation:

Although its roots go back further, scholars typically date the creation of Islam to the 7th century, making it the youngest of the major world religions. Islam started in Mecca, in modern-day Saudi Arabia, during the time of the prophet Muhammad's life. Today, the faith is spreading rapidly throughout the world.

Hope this helped c;

keeping a cash reserve because cash flow is the the movement of money through a company and if it just sits there, it wont the movement