Answer:
c.an increase in the price of a complement
Explanation:
if there was an increase in substitute, there would have been two graphs indicating which one has increased and which one has decreased ...
if there is an increase for complement such for an example a car,then the demand for petrol (gas) will increase also,complement goods influence each other directly ...if one decrease then the other also decreases...such as the example i gave on early (cars and petrol)
<span> Geographic expansion exposed latent tensions over the morality of slavery and the balance of economic power. It was during the Era of Good Feelings that the political issues arose that would dominate American politics for the next 40 years.</span>
1.Articles 2.sections 3.clauses
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