Use a tree diagram to find the number of ways to fill the two offices. Use a tree diagram to find the number of ways one can travel from Town A to Town C. Use a tree diagram to determine the number of...Use a tree diagram to find the number of ways to fill the two offices. Use a tree diagram to find the number of ways one can travel from Town A to Town C. Use a tree diagram to determine the number of possible meals consisting of a soup, sandwich, and a soft drink. How many 3-letter word sequences can be formed using the letters {a, b, c, d} if no letter is to be repeated? A combination lock is opened by first turning to the left, then to the right, and then to the left again.