Jason wants to know if seventh grade students prefer to spend their free time participating in indoor activities or outdoor activities. He polls the 32 seventh grade students present at a soccer field. Eight students prefer to participate in indoor activities, and twenty-four students prefer to participate in outdoor activities. Is there a sampling bias in the situation above? A. Yes, the students at a soccer field will probably enjoy participating in outdoor activities more than indoor activities. B. Yes, Jason is only curious about 7th grade students, but 6th grade students may prefer indoor activities too. C. There is not enough information to determine if the sample is biased. D. No, Jason picks a completely random sample for his study.​