1,eliminated the possibility that a burst of smoke would appear『 when the bag inflated to make an already terrified passenger think the car was on fire.』
2 ,eliminated the possibility that a burst of smoke would appear when the bag inflated『 to make an already terrified passenger think the car was on fire.』
的确应该选D。因为这里让顾客收惊吓的不应该是inflate,(虽然说老实话,撞车时安全气囊突然嘣一声暴开也挺让人害怕的),但是这里说得是会人人们误以为车on fire 而感到terrified。那么这里的让顾客惊讶的是inflate的时候冒出的烟,而不是inflate本身。所以如果有人想把E中的to make解释成inflate的目的,这是不正确的。