Assume that the cities of Metropolis and Smallville can switch between producing TVs and producing radios at a constant rate. The following table shows the number of TVs or number of radios each country can produce in one day. City Metropolis B Smallville A 8.0 radios 0.5 radios 16.0 radios D) 32.0 radios TVs Refer to Table 5-1. Suppose Smallville decides to increase its production of TVs by 4. What is the opportunity cost of this decision? 7 2 Radios 7 16