Find the exact value of the real number y if it exists. Do not use a calculator.y=sin ^-1(-1)Select the correct answer below and, if necessary,

Find the exact value of the real number y if it exists. Do not use a calculator.y=sin ^-1¹(-1)Select the correct answer below and, if necessary, fill in the answer box to complete your choice.A. y=sin ¹(-1) =(Simplify your answer. Type an exact answer, using as needed. Use integers or fractions for any numbers in the expression.)B. sin 1(-1) does not exist.