olve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation. StartFraction left parenthesis x plus 5 right parenthesis left parenthesis x minus 7 right parenthesis Over x plus 3 EndFraction less than or equals 0 Question content area bottom Part 1 Solve the inequality. What is the solution set? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The solution set is left parenthesis negative infinity comma negative 5 right bracket union left parenthesis negative 3 comma 7 right bracket. (Simplify your answer. Type your answer in interval notation. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression.) B. The solution set is the empty set. Part 2 Choose the correct graph below