Sentence Correction (SC) | Re: Although the government's expenditures on law suits involving tobacco

Although the government's expenditures on law suits involving tobacco companies amounts to a sum dramatically lower than that spent by tobacco companies, many believe that the government should allocate no more funds to a battle they perceive as pointless.

(A)expenditures on law suits involving tobacco companies amounts to a sum dramatically lower than
(B)expenditures on law suits involving tobacco companies amount to a sum dramatically less than
(C)expenditures on law suits involving tobacco