Which of the Following Statements Is True

question 12

Multiple Choice

Which of the following statements is true? 

• A)When interpreting results of their studies,researchers generally seek to include some bias into their analyses. 
• B)Scientific studies to investigate the same question can have different findings. 
• C)Control groups are not as important to nutrition-based research studies as they are to other types of research.
• D)A single-blind experiment is one in which neither the investigator nor the subjects know which treatment group each participant is a part of in the study.