Is my ans correct? Share with your friends Share 0 Aditi Gupta answered this Solution: The ignition temperature is the lowest temperature at which a substance catches a fire.On bringing a lighted matchstick near the substances W,X,Y and Z, the ignition temperature of X is not reached.However, the ignition temperature of W, Y and Z are reached.Hence, when X does not burn but W, Y and Z burn readily. Thus the ignition temperature of X would be the highest amoung the substances taken by Sakshi.Hence, the correct option is (B). 0 View Full Answer