3...This can be achieved by simply turning off a light when leaving a room, taking shorter showers, turning off the water when teeth brushing, and unplugging chargers for electronic devices such as cell phones or MP3 players when they are not in use.

Which BEST describes the 2nd sentence of paragraph 3?
Responses
A It is a major detail of the paragraph.It is a major detail of the paragraph.
B It is a minor detail of the paragraph.It is a minor detail of the paragraph.
C It should be moved to paragraph 1.It should be moved to paragraph 1.
D It should be moved to paragraph 4.

B It is a minor detail of the paragraph.