Answer:
they should go inside the quotation marks
Explanation
The answer can be
however
(Mandy practiced karate everyday, however, she failed to beat her final opponent)
I’m pretty sure it’s D because a and b are definitely not correct and I’m pretty sure it’s not c
Diffusion-d
moratorium-a
achievements-c
foreclosure-b
DON'T KNOW IF THEY ARE ALL RIGHT