THE BACHELOR - "Episode 1703" - Sean surprises a group of women with what first seems like a delightful outing on a sun splashed California beach. It's sexy fun in the sand until Chris Harrison reveals that they will divide up in teams and compete in a game of beach volleyball. The winning team spends the evening with Sean, while the losing team gets to spend the evening alone at the mansion. The competition is hot and heavy. At the after party, the battle continues for the date rose. Sean sees a different side of one woman when she uses her time to try and sabotage his relationship with two other bachelorettes, on "The Bachelor," MONDAY, JANUARY 21 (8:00-10:01 p.m., ET), on the ABC Television Network. (ABC/MATT BROWN) CATHERINE, SEAN LOWE, LESLIE H.