Because factory owners could pay children less money than they paid adults.
The Europeans brought technologies, ideas, plants, and animals that were new to America and would transform people's lives: guns, iron tools, and weapons; Christianity and Roman law; sugarcane and wheat; horses and cattle. They also carried diseases against which the Indian peoples had no defenses.
Welcome to Brainly! You haven't put any answer choices, but the main reason that New Mexico was finally made a state was because of the Santa Fe Railroad which opened in 1879. Due to its very much booming popularity, in 1912, New Mexico was introduced as a state.