Question

Pair Object 1 Change Object 2 Change A2 B 3 +1 C +3 +1 D+1+2 (1 point)
Pair B
Pair A
Pair C
Pair D

Answer 1

Pair A: Object 2 change +1
Pair B: Object 1 change A2
Pair C: Object 2 change +3
Pair D: Object 2 change +1, Object 2 change +2