Muslim Practices and Advances in Knowledge Include All the Following

Multiple Choice

Muslim practices and advances in knowledge include all the following except

A) acquisition of the idea of zero and Arabic numerals from India and the development algebra and trigonometry.
B) improvement of observations made by ancient astronomers.
C) advancement in optics.
D) improvement of medical care and compiling medical knowledge.
E) development of the idea of universal gravity and inventing calculus.