If 1983 is the base year for a given price index(index = 100) and in 201 6 the price index is 245. What does the "245: mean? 0 a. What cost $100 in 1983, on average, cost 2.45 times as much in 2016. O b.What cost $100 in 1983, on average, cost 0.245 times as much on 2016. O c. What cost $100 in 1983, on average, cost $245 more in 2016. O d.What cost $100 in 1983, on average, cost $24.50 more in 2016