Option 1 states that a political party will be considered a national party if it has secured three percent of votes in three or more states. This means that the party should have received a minimum of three percent of the total votes cast in three or more states.

Option 3 states that a political party will be considered a national party if it has secured five percent of votes in five or more states. This means that the party should have received a minimum of five percent of the total votes cast in five or more states.

Option 4 states that a political party will be considered a national party if it has secured six percent of votes in six or more states. This means that the party should have received a minimum of six percent of the total votes cast in six or more states.

The correct answer is option 2, which states that a political party will be considered a national party if it has secured four percent of votes in four or more states. This means that the party should have received a minimum of four percent of the total votes cast in four or more states.

Therefore, option 2 is the correct answer as it accurately describes the criteria for a political party to be considered a national party.