Where are floors kept clean for holy purposes? Choose the most suitable option to answer the above question. Options：  A. restaurant  B. basement  C. all buildings  D. carpet  E. synagogue
E

If you spend time finding information on math equations, what are you trying to do? Choose the most suitable option to answer the above question. Options：  A. solution to problem  B. gaining knowledge  C. know how to act  D. understanding of  E. being able to use
A

What would you do to numbers that are positive integers to get a result that is orders of magnitude larger? Choose the most suitable option to answer the above question. Options：  A. written down  B. divided  C. added up  D. multiplied  E. get headache
D

A big fountain was the center piece of the renovation, it had all been paid for by a grant to the what? Choose the most suitable option to answer the above question. Options：  A. city  B. state  C. front of casino  D. rome  E. public place
A