The universe became
transparent
Gravity came
into existence
The universe
was at its
densest.
O to 10-0
seconds
10 seconds
to 10 seconds
10 seconds
to 20 mins
20 mins to
380,000 years
380,000 years
to 560 million years

Question was not very clear if there are specific answer choices tell me and i'll try to you more. hope this though2 laps is 1 min. we know that for each min she does two times the amount of laps. for 12 laps we can do 12/2 which does give us 12 laps in 6 mins not 16 mins.

Try b? sorry if i’m incorrect

Answerboth technicians (a) and (b);