Suppose we roll a regular six-sided die three times and note whether it lands as an even number (E) or an odd number (O) on each roll. Which of the following describes the sample space for this random experiment?
◦ {EEE, OOO}
◦ {3 E's, 2 O's and 1 E, 1 E and 2 O's, 3 O's}
◦ {EEE, EEO, OEO, OEE, EOO, EOE, OOE, OOO}
◦ {E, O}
◦ none of these