Understand C Instructions: Instructions in C are the commands in the program that will instruct C compiler to perform specific tasks or actions. Whenever we write a C instruction, we are telling C compiler to do a task for us. For example, if I want to instruct C compiler to perform multiplication of 2 numbers, I can do that with help of C Arithmetic instruction. Similarly, if I want to declare a variable, I should be able to do that using Type declaration instruction in C. In this article, I will explain 3 different types of C instructions. There are...