Luis studies a newspaper's attitude toward candidates for the position of Police Chief by counting the number of positive and negative comments attributed to each candidate. Luis's research approach is an example of _____.

A) content analysis
B) survey archive
C) naturalistic observation
D) psychobiography

Content Analysis

Systematic analysis of recorded communications.

Psychobiography

A genre of literature that analyzes the psychological aspects and life experiences of a person.

Naturalistic Observation

A research method where subjects are observed in their natural environment without interference from the researchers.