Which of the following types of star start out on the main sequence with the largest initial Mass ​

none, its a machine

we need to know the time interval during which the force acts. impulse of force = momentum change

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.