A/an controls the interaction between a program and a computer’s hardware, freeing application programmers from the task of including such functions in their programs.

The answer is - Operating System

Explanation:

An operating system is the most important software that manages and controls the interaction between a computer hardware and software resources or computer programs. It allows a user run applications on a device as it is impossible to use mobile devices or computers without an operating system. The functions of the operating system ranges from management of memory, processor, file, device, e.t.c, to security, networking, command interpretation.

answer; /// the rich had great responsibilities to society;