A census refers toa. a situation where marketing performance can be significantly improved by undertaking new activities. b. building complex models of cause-effect relationshipsc. formalized research procedures that can be characterized as logical, objective, systematic, reliable, valid, impersonal, and on going in natured. raw data and structures that have yet to receive any type of meaningful interpretatione. a researcher's decision that it is important to contact and question or observe all members of a target population

a researcher's decision that it is important to contact and question or observe all members of a target population.

Explanation:

A census is a procedure by which information about a given population is collected and recorded. The most common types of census are population census and housing census.

Census can be arranged for any purpose depending on the researcher's goals. It also helps in decision-making, for example when the government is planning a national program it will need information about the target population like number of people and their location.