Which is acceptable, (1) or (2) ?<h3> </h3>(1) <u>While</u> Jilly was trying to make the robot dog say something again, she was shocked to hear the robot dog shout "You are stupid!".<br/><br/>(2) <u>When</u> Jilly was trying to make the robot dog say something again, she was shocked to hear the robot dog shout "You are stupid!".