Answer: C. exchange his Brazilian reals for Mexican pesos
Explanation: By doing so Adrian will be able to pay in cash.
After the advent of Islam in the Arabian Peninsula in the 7th century, Islam started its expansion towards eastern regions through trade encouraged by the development of the maritime Silk Roads. Muslims were known to have a commercial talent notably encouraged by Islam, as well as excellent sailing skills.
Clarence Darrow is going to be the right answer