Choose the option that shows the best correction of the run-on.

My phone is always with me day and night it is the last thing I see when I go to sleep.

A.
My phone is always with me day and night when it's the last thing I see when I I go to sleep.

B.
My phone is always with me day and night due to it being the last thing I see when I go to sleep.

C.
Since my phone is always with me day and night, it's the last thing I see when I go to sleep.

D.
My phone is always with me day and night, it's the last thing I see when I go to sleep.