What are the characteristics of a plasma?
a. made up of particles packed closely together, having both definite shape and definite volumemade up of particles packed relatively close together,
b. having an indefinite shape but a definite volumemade up of particles that are far apart from each other,
c. having both indefinite shape and indefinite volumemade up of positively charged particles and negatively charged electrons,
d. having indefinite shape and indefinite volume