What contribution did al-khwarizmi make to the world of mathematics?
a. he developed the formula and process used to make persian rugs.
b. his work became the basis for algebra.
c. he created the number system based on chinese number system.
d. he determined the formula for finding the hypotenuse of a right triangle.

Pls thomas jefferson believed that the french revolution and the reign of terror, a. should be exported to the rest of europe. b. would bring the united states and britain closer together. c. we’re understandable yet regrettable responses to the excesses of french monarchy. d. we’re not particularly important developments.