A market has 15 TV households (A to O). Samsung implemented a 4-week ad schedule. Each week's episode of Desperate Housewives carried a Samsung commercial. For each week, "X" represents households watching the show, Desperate Housewives. "On" means the TV set was on but tuned in to a different show. "Off" means the TV set was off. Refer to the following frequency distribution to solve the questions. Every household has a TV set. CAUTION: Please, round off the numbers to the nearest hundredth digit for the whole calculation process, and pick the closest answer. Week A 1 2 3 4 26.67 O 66.67 0:40 B O 53.33 C D X On X X What is the rating for the first week? O 33.33 E F G Off XX X Off On X On H On X X X On On X off XX On X X X X X X X Off Off Off On X On On 1 J X Off On On X Off Off On On K L M N 0 X Off Off On X On On X X On X On X X