Question

Is the answer D. The sentence is fine as it is. ?
Which is the best revision of this sentence?

Jessica slept until mid-afternoon after studying all night.

Studying all night, Jessica then slept until mid-afternoon.

Studying all night, and then she slept until mid-afternoon.

Slept until mid-afternoon after studying all night.

The sentence is fine as is.

Answer 1

Is the answer B?
Which is the best revision of this sentence? Staring at the sun, I hurt my eyes.
Stared at the sun and hurt my eyes.
I hurt my eyes by staring at the sun.
I hurt my eyes by stares at the sun.
Hurting my eyes, I stared at the sun.

Answer 2

Yes. You are correct on both.