What allows a person to interact with web browser software?

In the rgb model, which color is formed by combining the constituent colors? a) black b) brown c) yellow d) white e) blue

What is a number system, and what is the total number of digits used in this system called? a number system is a system that uses different (options: a) numbers b) symbols c) codes d) digits e) alphabets) to represent different numbers. the total number of digits used in a number system is known as its (options: 1) processor 2) converter 3) radix 4) least significant digit 5) most significant digit)

Systolic pressure is a measure of blood pressure when the ventricles relax and fil with blood ture or false