Following Extensive Research and Examination of Multiple Patients, an Oncologist

Multiple Choice

Following extensive research and examination of multiple patients, an oncologist makes the assertion that environmental contamination is the most probable cause of elevated cancer rates observed in the population of a specific area. Which of the following statements best describes why the oncologist states the findings as a probability rather than a certainty?

A) The oncologist did not use the most reliable research techniques.
B) The oncologist knows it is possible that other factors contributed to elevated cancer rates.
C) More evidence is needed for the oncologist to state the findings as a certainty.
D) Follow-up studies by other oncologists are needed to validate the findings.