Question

medal to best helper!

Answer 1

What one do you think you can eliminate right off the bat?

Answer 2

The last one isn't right because the teachers being strict did not cause the school day to lengthen in time, and it's worded oddly.

Answer 3

i think it's a

Answer 4

The one with if also doesn't work, because you already know the teachers were strict, there isn't a question about it

Answer 5

It's A for sure