10. In an "adiabatic" process, which statement is correct about the heat Q, the work done W, and the internal energy ΔEint in an ideal gas system? (A) Q > 0, W > 0, ΔEint = 0 (B) Q < 0, W > 0, ΔEint = 0 (C) Q = 0, W = ΔEint (D) Q = 0, W = −ΔEint (E) None in above.