What does the law of increasing costs state?

a. that as the price of one good increases, the demand for that good will also increase
b. that if the demand for a good increases, supply will increase, causing price equilibrium
c. that if the supply of one good increases, the demand for that good will decrease, causing a shortage
d. that as factors of production shift from producing one good or service to another, the cost of producing the second good or service increases

What conclusion can be drawn from the information in the chart? a) africa's total number of hiv/aids cases makes up close to 20% of the world's total aids cases. b) poverty and lack of education are the only factors that have pushed the african aids rate to 6.1%. eliminate c) a major challenge facing african governments is finding a way to effectively combat the aids epidemic. d) north american aids rates are lower than the worldwide rate because of extensive government intervention and spending.

Bonus question: according to wikipedia, in chinese philosophy yin and yang "describes how seemingly opposite or contrary forces may actually be complementary, interconnected, and interdependent." what are some examples from the story that amy tan may have intentionally incorporated elements of yin and yang philosophy into this story? select 2.

How can congress clarify parts of the constitution that are unclear?