In Mandarin Chinese, what is the difference between wô jiào (我叫) and wô shì ( 我是) ?

Which statement about winslow homer's paintings is true? they look abstract and imaginary. they tell about things people do in the city. they tell about everyday life in the country.

Effective decision-making means comparing the additional costs of alternatives with the . total costs diminishing utility marginal benefits

Select the items below that describe the field of economics. economics: is a social science is a plan to buy everything focuses on decision making involves consumers and producers