Which data type requires the greatest number of bytes in computer memory? A. character B. integer C. single-precision number D. double-precision number E. all require the same amount of storage

A double-precision number contains the most amount of memory. In programming language, there are often 2 types of decimal numbers. In java, for example there are floats and doubles. Doubles have more bytes associated, and can "go out" to further decimal places than floats.