What is one reason why it is often hard to distinguish between offernsive and defensive players

Your answer is c. explanation: plasma  is the fourth state of matter, derived from the gaseous state of matter.  plasma  can contain free  electrons  and/or  ions. while  plasma is never neutral, it can either be positively or negatively charged.  gases, however, are electrically neutral.

Fitness is the ability to perform only very light levels of physical activity.

Answertechnician (a) is correct;