59. The reaction mechanism described by the energy diagram below is: A) Endothermic, with two transition states and two intermediater B) Endothermic, with two transition states and one intermediate C) Endothermic, with one transition state and two intermediates D) Exothermic, with two transition states and one intermediate E) Exothermic, with one transition state and two intermediates 0. Which structure represents the most stable conformation of trans-1-tert-butyl-3-ethylcyclohexane? B) c) b) Predict the major product in the following reactions. Choose the correct letter that matches all three reactions. (Review E2 in presence of bulky base (t-BuOK)/small base (NaOH) as a function of the nature of halide RX or 2RX or 3RX) tBuOHtBuOK1BrNaOH