Which of the following sentences is punctuated correctly?

(1 point)

Were you aware, that Daylight Savings Time begins tomorrow?
Were you aware, that Daylight Savings Time begins tomorrow?

What most people do, is change their clocks in the morning, not the night before.
What most people do, is change their clocks in the morning, not the night before.

How you choose to wake up tomorrow, is up to you.
How you choose to wake up tomorrow, is up to you.

I hope that you do not oversleep, or we will be late for school.