Today , one of mexico citys greatest technological challenges is

During the antebellum period, religion was used by many americans to a) justify the existence of slavery. b) unify all churches against slavery. c) allow slaves to become ordained ministers. eliminate d) inspire slaves to spread christianity in africa.

Whether or not a given study has the possibility of causing harm to participants:

According to bowers, which of the following best describes the dominance of interest groups in the state of nevada over time? political machines dominated during the first 50 years; from 1908 to 1958 railroad and mining interests dominated; primarily gaming interests from 1958 to the present. the railroad and mining interests dominated during the first 50 years of statehood; political machines dominated from 1908 to 1958; primarily gaming interests have dominated from 1958 to present. gaming interests have always dominated. railroad and mining interests dominated from statehood until 1959; gaming interests have dominated from 1959 to present. no one interest has ever dominated at any one time.