Tires are rotated to a. preserve the warranty. b. preserve the front-wheel alignment. c. prevent tire scrubbing. d. promote even wear.

The answer is B preserve the front wheel alignment.

The radiation of the fire causes the saucepan to heat up. the conduction of the saucepan then to distribute the heat over the saucepan and to give heat to the water. the convection of the water distributing the heat within the water, till all the water is boiling