Which two components input data in a computer and select options from the screen, respectively?
a inputs data into computers in the form of text, numbers, and commands. however, a selects options and commands from the screen.

Mouse and Keyboard are the devices which can be used to give input to the computer.

Explanation:

Mouse and Keyboard both are connected with the CPU via USB cable. Mouse consists of 3 major buttons, left button(for click to get the task to be done), right button (to get options) and wheel (to scroll up and down the page on screen). Keyboard is use to type text and letters as per need.