Which of the following is not an input device? Printers

Sensors

keyboards

Scanners

Printers

Explanation:

Sensors detect something and send some kind of pulse in response.

Keyboards can be used to input characters into a device

Scanners can be used to input a digital version of some material document.

Only printers take a digital form from the computer and turn it into something physical

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given the options, i would say your best bet is c. the modem supports up to 56 kbps, which is too low for video streaming. dial up modems use actual phone lines, which only can go up to 56 kbps as that's more than sufficient for traditional phone calls. this is also the reason why when a dial-up modem connects, you hear all those sounds. it's literally using the phone line to establish a connection.