This selection is mostly about plumbers and
A) how they work with different contractors to repair and maintain pipes.
B) the impact they have on the every day lives of people who live in residential houses.
C) how they must take classes and earn a license before beginning a job.
D) the different responsibilities and tasks they complete in their career.
The correct answer is B) the impact they have on the everyday lives of people who live in residential houses.
Explanation: This option emphasizes the significance of plumbers in ensuring functioning plumbing systems in homes, highlighting the importance of their work in daily life rather than focusing solely on their tasks or training.