Explanation:

Campaign: a series of military operations intended to achieve a goal, confined to a particular area, or involving a specified type of fighting, work in an organized and active way towards a particular goal, typically a political or social one.
Lobby: a room providing a space out of which one or more other rooms or corridors lead, typically one near the entrance of a public building, seek to influence (a legislator) on an issue.
Hence, option 1 is the correct answer.