Answer:
A) the story told by the narrator has two meanings
Four things to do while proofreading are to check your spelling, grammar, punctuation, and capitalization.
Your question isn't very detailed, if this isn't what you're looking for, please feel free to put in more detail.
But I can hear it now :if teenager are all so safe, why do they have such high accident rate
Answer:
Convection is a transfer of thermal energy through fluids such as water and air, it functions because of a convection current. An example of this could be a pot of boiling water. Conduction is transfer of thermal energy through objects. There are some things that conduct the energy faster, and others slower(insulators). An example of this could be cookies baking in an oven.
Hope this helps, have a nice night! (^-^)