Question 3 2 pts A lighthouse L is located on a small island 2 km from the nearest pointA on a long straight shoreline. If the lighthouse lamp rotates at 3 revolutions per minute, how fast is the illuminated spot P on the shoreline moving along the shoreline when it is 4 km from A? Note: It is essential to convert the rate of change of from revolutions per minute to radians per min, that is, 1 revolution = 2n radians.) O 24 km/min O 151 km/min 0 None of the choices 0 30 km/min O 189 km/min