Jose is rational if he a. does not intentionally make decisions that would leave him worse off. b. only responds to rewards that involve money. c. never makes a mistake in his life. d. always uses a model or mathematical formula to him make a decision.

The correct answer is option A  "does not intentionally make decisions that would leave him worse off."

Explanation:

Being rational means that the decision processes the human does are based on making choices that will help them to get to the optimal level of personal benefit. That benefit or utility can have a money value or just personal, according to each other’s concerns. This is supposed to explain that humans always choose to be better off than worse off.  

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.