What did muslim leaders and scholars do to preserve and expand knowledge and learning

Which of the following was not an effect of westward expansion? a. native american tribes suffered confinement on reservations. b. native americans learned new techniques of irrigation. c. many native americans died from the spread of disease. d. natural resources were depleted from misuse by white settlers.

Which of the following created as part of president johnsons great was most directly aimed at breaking the cycle of poverty in the usa department of transportationb medicarec office of the consumer protectiond head start

How did tyrants attempt to gain the approval of common citizens?