Types of Heat

What kind of heat transfer is happening in each exmaple below:

(Conduction, Radiation, Convection)

A.) You feel the suns heat on the beach all over your body.

B.) You burn your tongue eating hot, cheesy pizza.

C.) The water you need for spaghetti boils.


D.) You feel your brother's head and think he has a fever. 


E.) Since you are cold,  you decide to sit in front of the campfire.