​Holding other things constant,an increase in the inflation rate in the US compared to China may cause the demand for dollar to _____________ and the supply for dollar to __________.

A) ​Increase;decrease
B) Increase,increase
C) Decrease;Increase
D) ​Decrease;Decrease

Why is it important to have specific and informative headings for social media?

A) It will be easier to find your content using search engines
B) They cut down on time-consuming interaction with readers
C) They allow you to use a formal and impersonal writing style
D) They prevent unwanted transparency
E) Users will see the relationship to a corporate sponsor