What Is the Relationship Between the Size of an Interest

What is the relationship between the size of an interest group and the power that group has over the policymaking process?

A) Groups that have fewer members tend to have greater influence over public policy.
B) The size of the interest group does not matter as much as the wealth of the interest group.
C) An interest group that has more members will also have more influence over public policy.
D) Interest groups that have more members are usually disorganized and less effective.