The answer is when teachers began to start educating and training their students at school! I hope this helped :D
I think the correct answer from the choices listed above is option A. One of the most important legacies of the Northwest Ordinance was that it prevented the expansion of slavery in the north of the Ohio River in the newterritories. Hope this answers the question.
Dromedaries do not seek shade because they are oblivious to it; their physiological makeup is such that they don't need the shade as humans do.
HOPED THIS HELPED!!!!!!