24. explain what is meant by a subset.
choose the correct answer below.
a. a subset is the set that is completely contained within every other set. there cannot be any
elements in the subset which are not also in another set.
ob. a subset is a set that is completely contained within another set. there cannot be any
elements in a subset which are not also in that other set
oc. a subset is a set that is completely contained within another set and has at least one
element. there cannot be any elements in a subset which are not also in that other set.
od. a subset is a set that is completely contained within another set and is not equal to that
other set. there cannot be any elements in a subset which are not also in that other set.