The answer is D. Allowed them to specialize in different jobs other than hunting 24/7
The encomienda system was a way for the Spanish Crown to maintain order and control over its colonies in the New World by using slaves in coal mines.
The 26th Annual Symposium of the Jean Piaget Society was designated as the centennial conference, observing the occasion of 100 years since Piaget's birth. The conference was held at the Doubletree Hotel in Philadelphia PA, June 6-8, 1996. The stated theme of the conference was "Conceptual Development: A Piagetian Legacy." As the Jean Piaget Society described that theme, the conference was focused on "e<span>xamining the manner in which he framed our understanding of, as well as our methods for studying, conceptual development."
Jean Piaget (1896-1980) was a psychologist from Switzerland who taught at the University of Geneva as well as the University of Paris. He is most known as a pioneer in the study of child development.</span>
Answer:
63a+54b
Explanation:
9×7a = 63a then you multiply 9×6b=54b after you get your answers you put the equation together it will be 63a+54b