Achromatic half step is best defined as a. two basic notes a whole step apart. b. two basic notes a half-step apart. c. one basic note a half-step apart. d. one basic note a whole step apart.

C. One basic note a half-step apart.

nope becasue a mosque is a place where muslims pray to god, but the taj mahal was built by (forgive me) someone for his wife. i dont think anyone prays there. also a mosque is for muslims but indians are hindi.