Price ($)	Quantity demanded of radios	Quantity supplied of radios
75	400	800
70	450	750
65	500	700
60	550	650
55	600	600
50	650	550
45	700	500
40	750	450

In Exhibit 3.5, if there is a surplus of radios of 300 units, the current price of radios must be:

Select one:

a.$70.

b.$45.

c.$60.

d.$55.