The function f(x) = 4x + 5,000 represents the amount of money a television is being sold for, where x is the number of televisions being manufactured. The function g(x) = 20x − 500 represents the cost of production, where x is the number of televisions being manufactured.What is (f − g)(100)? Explain.a. $6.9K is the profit made from 100 TVsb. $3.9K is the profit made from 100 TVsc. $6.9K is the cost of manufacturing 100 TVsd. $3.9K is the cost of manufacturing 100 TVs​