Consider the following pairs regarding the various types of instruments in Direct Democracy and their description: ·--·--·-· Instrument Description

1. 1.Referendum A procedure whereby a proposed legislation is referred to the electorate for settlement by their direct votes.
2. 2.Initiative A method by means of which the people can propose a bill to the legislature for enactment.
3. 3.Recall A method by means of which the voters can remove an officer before the expiry of his term.
4. 4.Plebiscite A method of obtaining the opinion of people on any issue of public importance.

How many of the above given pairs are correctly matched?