Which among the following is the special feature that distinguishes a pressure group from a political party?

(a) Parties take political stances, while pressure groups do not bother about political issues.

(b) Pressure groups are confined to a few people, while parties involve larger number of people.

(c) Pressure groups do not seek to get into power, while political parties do.

(d) Pressure groups do not seek to mobilise people, while parties do.