Which made is possible for mongol armies to conquer chinese walled cities

A) mongol archers on horseback

B) cannons and other new weapons

C) mongol spies and siege engines

D) famine and civil war inside china

One of the benefits of communism is that it allows individuals a great deal of freedom to make their own economic decisions.

Descriptive investigations involve collecting data about a system, but not making

The direct primary and the recall were both reforms designed to enhance the power of political parties in the United States. Group of answer choices True False

The biggest difference between vygotsky's approach to development and that of piaget and the information-processing approach is that vygotsky placed more emphasis on

A person who believes in the philosophy "the end justifies the means" is manipulative and is viewed by some as being ruthless, exhibits tendencies of:

Culture of maintenance

Ellen has just been diagnosed with a terminal illness and has been given at most, a year to live. Ellen purchases a two-month European vacation that starts eight months from now. It is most likely that Ellen is in Kübler-Ross' emotional state of:

Which of the following does not generally have the effect of increasing biodiversity? increasing habitat complexity, introducing invasive species, increasing topographic complexity, natural disturbances

In Georgia, the ratification of the fourthteenth amendments resulted in

Rosa needs to have surgery and she wants to make sure that her surgeon is the most skilled. what question should she ask potential surgeons?