Answer them as soon as possible as no company can keep a position open indefinitely. During the overall interview process keep reevaluating your objectives and goals to decide whether that company will be right for you. Remember success in obtaining employment will result directly from the input and effort you put into it. Extreme styles are for the fashion world, not the business place. Arrive on schedule.
Late arrival is unacceptable.
Use a firm handshake. A weak handshake indicates lack of confidence and indecisiveness. Mispronouncing a name gets you off to a bad start. While seated, maintain straight posture. Slouching makes you look disinterested.