Answer:
Option A, habits . . . environment
Explanation:
Good sleep hygiene include all the measures taken to enhance the quality and environment of a bedroom and to ensure a peaceful and calm sleep. Thus, in this way the environment of the bed room is enhanced along with assurance that good sleep habits are followed.
Sleep hygiene can help one to work on certain sleep habits such as –
a) Maintain consistency to go to bed
b) Do exercise
c) Peaceful and cherishing environment of bedroom.
Therefore, option B is correct
