In the provided options, the statement of opinion is:
C. Following the downturn in the economy, some prejudiced White people trashed laundries and attacked workers.
This is a statement of opinion because it expresses a subjective view or belief about a specific group of people's actions and motivations. Opinions are not based on factual evidence and can vary depending on individual perspectives. In this case, the statement describes the actions of prejudiced White people in a specific situation, which reflects an opinion rather than a verifiable fact.