Part 1 of 2 O Points: 0 of Check here for instructional material to complete this problem. Find the approximate slope of the line that contains the points (- 4.3,5.2) and (- 3.9,1.5). State whether the line is increasing, decreasing, horizontal, or vertical. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The slope is (Type an integer or decimal rounded to two decimal places as needed.) O B. The slope is undefined. Tutoring Help me solve this Get more help