The bar graph shows the population of a country, in millions, for seven selected years. The two functions that are given model the data, the male population, M(x), in millions, and thefemale population, F(x), in millions, x years after 1985. Answer parts a through c.Population of the Country180-174169181M(x) = 1.48x + 118.3F(x) = 1.44x + 122.7160-153 153148 148139 139140-133 131128123三 120-116100-80-60-1985 1990 1995 2000 2005 2010 2015YearsMaleFemalea. Write a function that models the total population of a country for the years shown in the bar graph. Select the correct choice below and fill in the answer box to complete your choice.O A. (MF)(x)=MO B.(x) =Oc. (M+F)(x) =D. (M- F)(x)=0b. Use the function from part (a) to find the total population of a country in 2010.The total population of a country in 2010 is 0 million.(Type an integer or a decimal.)c. How well does the result in part (b) model the actual total population in 2010 shown by the bar graph? Select the correct choice below and, if necessary, fill in the answer box to complete your choice.(Type an integer or a decimal)million.O A. The result in part (b) overestimates the actual population of a country in 2010 bymillion.B. The result in part (b) underestimates the actual population of a country in 2010 byPopulation (in millions)

Total population = Male population + Female population.

The bar graph shows the population of a country, in millions, for seven selected years. The two functions that are given model the data, the male population, M(x), in millions, and the female population, F(x), in millions, x years after 1985. Answer parts a through c. M(x) = 1.48x + 118.3 F(X) = 1.44x + 122.7 Population of the Country 180 160- 140- S 120- 100- 80- 60- 1985 199b t le 0 Years Male Female a. Write a function that models the total population of a country for the years shown in the bar graph. Select the correct choice below and fill in the answer box to complete your choice. O A. (MF)(x)= OB. (x)= OC. (M + F)(x) = O D. (M - FXx) = 0 b. Use the function from part (a) to find the total population of a country in 2010 The total population of a country in 2010 is 0 million. (Type an integer or a decimal.) c. How well does the result in part (b) model the actual total population in 2010 shown by the bar graph? Select the correct choice below and, if necessary, fill in the answer box to complete your choice (Type an integer or a decimal) O A. The result in part (b) overestimates the actual population of a country in 2010 by million