Many elementary schools have recently offered computer-assisted educational programs. █████████ █████████ █████ ███████ █████ ████ ████ █████████ ██████ ███████ ████████ ████ █████ █████████ ████ ██████ ██ ████████ ███████████ ████ ████ █████ ████ ██ ██████ ████ ██ ████████ ████████ ███ ██ ██ ████ ██ ███ ████ █████ ███████ ███ ███████ ███████
Students found computers helpful for studying arithmetic, but not so helpful for studying other subjects.
A satisfactory hypothesis must state a difference between the study of arithmetic and the other subjects. This difference may relate to the subjects themselves or to the way computers are used to study those subjects, and it must result in computer-assisted education being more useful for arithmetic than for the other subjects.
Which one of the following, ██ █████ ████ █████ ██ ███████ ███ █████████ █████ ██████████
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The elementary schools ████ ███████ ████ █████████████████ ████████ ██ ███████ ███ ███████ ████ ██ ██████████ ███ ████████