Answer:
Energy is the ability to do work or to produce heat.
A particle<span> is a minute fragment or quantity of matter. In the physical sciences, a </span>particle<span> is a small localized object to which can be ascribed several physical or a</span> chemical<span> properties such as volume or mass.</span>
Argon has 24 known isotopes.
The answer is C I got it right so hope it helped ;)