Help please i dint have time!

C is the correct answer I believe

Explanation:

B. by Radiation only athough I think its (C.) too

Explanation:

Radiation is a method of heat transfer that does not rely upon any contact between the heat source and the heated object as is the case with conduction and convection. Heat can be transmitted through empty space by thermal radiation often called infrared radiation. This is a type electromagnetic radiation .

by cartels in other countries, shipped by air, mail, or land. i cant really see your answer choices : /

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.