Can somebody come and breakdown these question informally?

1) Hoping the customers would not carelessly throw too many of them away, Bob's Java Hut recently began supplying metal tableware instead of plastic.

A) Hoping the customers would not carelessly throw too many of them away, Bob's Java Hut recently began supplying metal tableware instead of plastic
B) Hoping the customers would not carelessly throw too many of it away, Bob's Java Hut recently began supplying metal tableware instead of plastic
C) Hoping the customers would not carelessly throw too much of them away, Bob's Java Hut recently began supplying metal tableware instead of plastic
D) Hoping the customers would not carelessly throw too much of it away, Bob's Java Hut recently began supplying metal tableware instead of plastic
E) Hoping the customers would not carelessly throw too much of it away, metal tableware has begun to be supplied recently instead of plastic at Bob's Java Hut
OA: D

Hint from Grockit: "Tableware" is a mass noun and will pair with singular verbs and pronouns, making "too many of them" incorrect.

2) Data published by the Bureau of Justice Statistics showed that in 1995 there were 113,100 women incarcerated in US prisons, over seven percent of the prison population in the US, three times as much as 1985.

A) three times as much as 1985
B) three times as many as 1985
C) triple what it was in 1985
D) triple the population in 1985
E) a population triple that of 1985's
OA: D
Hint from Grockit: "Much" and "many" are commonly confused words. "Many" should be used alongside finite, or countable, items; "much," on the other hand, should be used with unquantifiable sets (the same is true of "number" and "amount," respectively).

Jim, Nazar7ft, gmat_perfect, SaraiGMAX can explain these for me?