What is computer software?

Software is a collection of instructions that tell a computer how to work. This is in contrast to hardware, from which the system is built and actually performs the work.

Software comprises the entire set of programs, procedures, and routines associated with the operation of a computer system. The term was coined to differentiate these instructions from hardware—i.e., the physical components of a computer system.-

Explanation:

Software is a collection of instructions that tell a computer how to work.[1][2] This is in contrast to hardware, from which the system is built and actually performs the work.

what class is it and how much will you pay?

c a goverment agency or homeowner