One work site has 100 employees, organized into 5 teams of 20 employees each. Luke surveys all 20 members of one of these teams and finds that 10 of them use public transportation to commute to work. Luke concludes that about 50 of all the work site's employees use public transportation to commute to work. The argument above depends on which of the following assumptions? radio_button_unchecked About half of the employees at all work sites use public transportation to commute to work. radio_button_unchecked During Luke's survey, some participants who use public transportation did not report it. radio_button_unchecked During Luke's survey, some participants said they use public transportation even though they really do not. radio_button_unchecked The work teams were assigned so that half of their members commute by public transportation and half do not. radio_button_unchecked The team that participated in the survey is similar to the other 4 teams in terms of factors relevant to public transportation or use