Presenting yourself professionally is key in job interviews (18)______ it influences people's perception of you and your career. Basic professional etiquette such as dressing appropriately, following proper interview procedures, and demonstrating good behavior, such as smiling and shaking hands, are (19)________ essential elements of presenting yourself professionally. One of the most important is Making the Good First Impression. Body language is crucial when it comes to interviews because it speaks about your confidence and shows (20)________ you are. Controlling your body language is required because you have to be confident and be professional in an introduction. To show that you are engaged in your interaction, you should start with a firm handshake and (21)________ direct eye contact throughout a conversation. Remember to smile too. During the introduction, speak clearly and precisely while acting naturally with body movements. Having good posture is also important. Always keep your posture upright, chin up and shoulders down. Avoid crossing your arms as it might seem you are not involved and separated from the conversation. Good posture exudes (22)________.