In the years following the civil war, leaders of some american businesses attempted to bribe treasury department officials in
order to keep from having to pay taxes on the manufacture of their goods. this scheme was eventually discovered and
stopped by treasury secretary benjamin bristow, but not until president ulysses grant had protected his own secretary from
being prosecuted for participating in the plan.
the name given to this scheme was the:

a-indian ring

b-whiskey ring.

c-tammany hall

d-credit mobilier