Simplify the following expression

a. 3/5 + 2/3

b. 7/8-1/6

c. 6 5/6-3 2/3

d. 11 5/8+25 3/4-14 1/2

[tex]\color{hotpink}\huge\boxed{ANSWER}[/tex]

B. 7/8-1/6

-----Haiko