D, because a histogram does not show individual data points
Lying in the same straight line i think..
Answer:
<em>Economic conditions </em>
Step-by-step explanation:
If the mortgage interest rates increase, this would be an example of changing <em>Economic conditions in a company's</em> your external environment
Mortgage is the legal agreement/arrangement between a financial institution and a debtor wherein the Financial institution lends funds to the debtor at an interest rate, and also with the title of the property owned by the debtor.
once the debtor repays the mortgage he retains the full ownership of his property.



which means either

or

. The equation has no solution, since

is always bounded between -1 and 1. The second has one solution at

, and any number of complete revolutions will also satisfy this equation, so in general the solution would be

where

is any integer.
So you could choose

and

.