Pls help If the radius of curvature of a mirror is 15m and the distance of the object from the mirror is 10m, find the distance of the image from the mirror and the magnification of the object in metre​

Julia would be observing a. static electricity was caused by her sweater rubbing against her shirt and transferring electrons. she didn't touch anything metal, so that would cancel out b.she most likely didn't rub her sweater against her hair either, so that cancels out c.she also didn't scoot across the carpet while trying to take her sweater off, that cancels out d.so that leaves a.a. is correct.