\f(a) Use p and q to write a rational function that models the fraction of total budget outlays spent on human resources x years after 1970. f(x)= (b) Use the data displayed by the bar graph to find the percentage of federal expenditures spent on human resources in 2005_______% (Round to the nearest percent as needed.) (c) Use the rational function from part (a) to find the percentage of federal expenditures spent on human resources in 2005 ________% (Round to the nearest percent as needed.) (c2) Does the preceding result underestimate or overestimate the actual percent found in part (b). ANSWER_____ (C3)By how much does the calculated percent overestimate the actual percent? _____% (d) What is the equation of the horizontal asymptote associated with the rational function in part (a)? Select the correct choice below and fill in any answer boxes within your choice. A. y=______(Type an integer or a simplified fraction.) B. There is no horizontal asymptote. If trends modeled by the function continue, what percentage of the federal budget will be spent on human resources over time? ________% (Round to the nearest percent as needed.)