Question

a hierarchy chart tells you _______________. a. which modules call other modules b. what tasks are to be performed within each program module c. when a module executes d. the number of statements in a program

Explanation:

A hierarchy chart shows the calling - relationship between program modules. It depicts which higher - level modules call lower - level modules, indicating the structure of the program in terms of module invocations.

Answer:

A. which modules call other modules