T'Challa (Black Panther), challenges Carter Hall (Hawkman), and Diana Prince (Wonder Woman) to a 2km (2000m) race. They start at the same point and time, T'Challa and Diana come first with a time of 3.5 seconds, while Carter takes 4 seconds to finish. Diana and T'Challa have a final velocity of 47ms-1 and Carter's is 45ms-. What is T'Challa and Diana's acceleration? 12.4ms-2 13.2ms-2 12.7ms-2 13.4ms-2