1. Provide an appropriate response. Identify the sample space of the probability experiment: answering a multiple choice question with A, B, C, and D as the possible answers.
2. Provide an appropriate response. A group of students was asked if they carry credit cards. The responses are listed in the table.
   

Credit Card |Not a Credit Card Class Carrier Carrier Total Freshman 21 39 60 Sophomore 22 18 40 Total 43 57 100O