Rearrange the parts of the sentence in correct order.

P. American political economist Mancur Olson, who wrote in 1965

Q. the problems of collective action were popularized by the

R. that coercion or some other device must be present in order

S. for a group of individuals to act in their common interest

QPRS

The correct answer is Option (3) - QPRS

Q. the problems of collective action were popularized by the

P. American political economist Mancur Olson, who wrote in 1965

R. that coercion or some other device must be present in order

S. for a group of individuals to act in their common interest