A survey is conducted at a local mall. An interviewer stops every 20th person that walks by and asks them to answer some questions about attitudes on transportation use. Of the 200 individuals who complete the survey, 80 say they prefer the bus as a transportation option. From this analysis, you have reason to conclude that: A. About 40% of the sample responded to a representative survey B. About 40% of those who ride the bus shop at the local mall C. About 40% of the mall goers prefer the bus as a transportation option D. About 40% of the local residents prefer the bus as a transportation option E. About 80% of the mall goers prefer the bus as a transportation option