True or False Causal research helps us become familiar with the problem situation, identify important variables, and use other variables to form hypotheses that can be tested in subsequent research

The lead customer tier tends to generate moderate revenue, but only a small amount of business

Indicate whether the statement is true or false

As defined by the Safe Drinking Water Act, a public water system is one that has at least ________ service connections or serves ________ or more persons

A) 3; 5 B) 9; 12 C) 15; 25 D) 50; 100