ASVAB Paragraph Comprehension Practice Test 929459

Question 1 of 5
Plasma is one of the four fundamental states of matter (the others being solid, liquid, and gas). Heating a gas may ionize its molecules or atoms (reducing or increasing the number of electrons in them), thus turning it into a plasma, which contains charged particles: positive ions and negative electrons or ions.
What does the word "state" most closely mean in the context of this paragraph?
territory
form
condition
category