1 cost sin t Choose the sequence of steps below that verifies the identity A O B O C sin t 1 cost O D 1 cost 1 cost sin t sint 1 cost sin t 1 cost sin t 1 cost sin t 1 cost sin t 1 cost sin t 1 cost sin t 1 cost 1 cost 1 cost 1 cost 1 cost 1 cost 1 cost 1 cost 1 cos t sin t 1 cos t 1 cos t sin t 1 cost 1 cos t sin t cos t 1 cos t sin t 1 cos t sin t sin t 1 cost sin t sin t 1 cost sin t sin t 1 cost sin t sin t 1 cos t sin t 1 cost sint 1 cost sin t 1 cost sin t 1 cost