Depth first of the figure under the question

Write a program that reads the file, then displays the average number of steps taken for each month. (the data is from a year that was not a leap year, so february has 28 days.) your program needs to use at least 3 functions not counting main and display the information in a neat well formatted fashion.

The head restraint should be adjusted so that it reaches a.the top of your ears b.the base of your skull c.the top of the head

In simple terms, how would you define a protocol?