Question

1. utilities may also receive complaints concerning ______ in the home, and are often due to the home’s plumbing.

a. pressure
b. red water or dirty water
c. illness resulting from the drinking water
d. too much chlorine

1. when customers or stakeholders ______ about an aspect of the drinking water or service, document the complaints. maintain a data file of all that are received and use it to monitor underlying symptoms of problems that are larger than the immediate issue raised. the data file should be such that it can be searched for any patterns that could surface. importantly, the utility should use them as a tool for early detection of potential problems in the system.

a. complaints
b. award applications
c. regulatory agencies
d. surveys

Explanation:

For question 6: Home plumbing issues like corroded pipes commonly cause discolored (red/dirty) water, which customers report to utilities. Other options are less directly linked to plumbing alone.
For question 7: The context focuses on documenting customer/stakeholder feedback about water/service, which are complaints, and using them to monitor system issues. The other options do not fit the context of tracking issues for early detection.

Answer:

1. b. red water or dirty water
2. a. complaints