Which of the following was a cause of chinese isolation following the death of yongle? a the new emperor ended ship construction and chinese exploration. b the chinese were under constant siege by invading tribes. c chinese craftsmen demanded that the new emperor reduce trade to protect the secrets of their work. d the extension of the great wall reduced contact between china and outsiders.

American troops were worried about cantracting in cuba a. yellow fever b. hepatitis c. polio

Select the correct answer from the drop-down menu.during the (scientific revolution, renaissance, industrial revolution), european intellectuals rejected many teachings of ancient scientists promoted by the church. to replace flawed theories, scientists began researching and conducting experiments. they used critical and reasonable thinking to draw concrete conclusions. this also led to the (scientific revolution, industrial revolution, enlightenment). it was an age that focused on using reason for understanding laws of nature and identifying humans' natural rights.

Which statement best describes the effect disease had on european and american indian population?