What types of businesses were started by entrepreneurs, both men and women, during the Gold Rush?

The offered secure, honest banking, transportation, even mail delivery. They were Henry Wells and William Fargo. Their company, Wells Fargo, became a giant in the banking industry. Calaveras County thrust him into the national spotlight.

Explanation:

Most people who got rich were entrepreneurs. The word entrepreneurs mean people who take advantage of business opportunities. These people made money from selling things or making new businesses. During the gold rush, entrepreneurs sold items like mining tools and they made a lot more money than the miners.

Explanation:

i am right

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.