Answer:
B: Experts today estimate that 20,000- 30,000 laborers worked on the pyramid at any one time.
Explanation:
The main idea about the task of builting the pyramid, which required a huge workforce, is supported by the detail described in option B that says that the experts estimate the number of workers involved in this colossal project: <em>between 20,000 and 30,000 laborers is to be considered a huge workforce.</em>
Wrokforce: all the people who work for a company or organization.
Synagogues are a place to gather together.
Attending a 'Synagogue' is part of Jewish tradition where in synagogues they celebrate a boy or girl 13 years of maturity. Where as, in Jewish tradition 13 years of a child- the child is knowledgeable about their Jewish roots and becomes apart as a Jewish adult (treated and challenged as a adult.)
WHAT ? BAHAH WHAT ARE YOU SAYIN