Verified Answer :

Let
us define each terms first:

 

·
Blitzing
is a military attack in which bombs are dropped from airplanes.

·
Voting
is the official choice one makes during the election, meeting, etc.

·
Lobbying
is an organized group of people who work together to influence government
decisions that relate to a particular industry, issue, etc.

·
Campaigning
is a series of activities designed to produce a particular result.

 

Therefore,
lobbying is the activity of trying to influence political officials

Answer:

Voting

Explanation:

Use eliminating