Answer: The decimal 0.88888.... represented by the fraction 
Step-by-step explanation:
Since we have given that
0.888888....
So, Let x = 0.88888....=
-----(1)
Now, multiply by 10 on both sides, we get that

Now, Subtracting (1) from (2), we get that

Hence, the decimal 0.88888.... represented by the fraction 
Answer B
Why is because Box B is near the 8 and goes on while Box A only is near 8 and stops there
Honestly I don't know that is a really hard question