Ais defined as a loose union of independent states.
a. federal government system
b. constitutional government
c. confederacy
d. preamble

A confederacy is defined as a loose union of states. The correct option among all the options that are given in the question is the third option or option "c". It is basically an association that is created by various sovereign states or communities. I hope that this is the answer you were looking for and it has helped you.

He gathered information from primary sources.