What two groups were at the very bottom of the castas system?

There were the Spaniards with their two sub-categories, the peninsulares, which were Spaniards who were born in Spain, and the criollos, which were Spaniards who were born in the New World.

i do not believe this was true indefiantly the native americans would have lsot aganist america one they didndt have the resources and allies that america had and 2   indians werent as advanced at the time as they were not 3 americans had the expreince because some of the soliders from other wars fought in that war and were attecked etc

the right answer is d) a conference committee. it is a temporary panel formed by house and senate members in order to reconcile differences in legislation.