My best guess would be A
Please put me as a Brainlier
Try sleeping in dark quiet room that you are comfortable in. You can also play relaxing type of music such as calm music or nature sounds to help improve sleep. Just relax, and free your mind.
Hope this helps!
<em>~ ShadowXReaper069</em>
I don't understand the question
10-13 years normally.
Hope this helps, and good luck!