One spinner has two sections. They are marked A and B. Another spinner has four sections. They are marked 1, 2, 3, and 4. The two spinners are spun. The tree diagram below shows the possible outcomes. Use the diagram to answer the questions. First spinner Second spinner Outcome 1 (A. 1) 2 (A, 2) A 3 (A. 3) 4 (A, 4) 1 (B. 1) 2 (B, 2) B 3 (B. 3) 4 (B, 4) (a) How many outcomes are there? outcome(s) (b) How many outcomes involve landing on B and an even number? outcome(s) (c) How many outcomes involve landing on a number other than 2? outcome(s)​