Which of the following sentences is punctuated correctly?

(1 point)
Were you aware, that Daylight Savings Time begins tomorrow?
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.
I hope that you do not oversleep, or we will be late for school.

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

Identify the choice that best describes the sentence.

Even before telescopes were invented, humans were interested in astronomy.
(1 point)
simple
compound
complex compound-complex

The sentence "Even before telescopes were invented, humans were interested in astronomy." is a complex sentence.

Identify the choice that best describes the sentence.

Galileo, the first astronomer to use a telescope, confirmed the theory that the earth and planets circle the sun.
(1 point)
simple
compound
complex compound-complex

The sentence "Galileo, the first astronomer to use a telescope, confirmed the theory that the earth and planets circle the sun." is a simple sentence.

Identify the choice that best describes the sentence. Halley’s comet should return in the year 2061.

(1 point)
simple
compound
complex compound-complex

The sentence "Halley’s comet should return in the year 2061." is a simple sentence.