______ plants are more efficient in their uptake of CO₂ through their leaves than plants. This efficiency comes at the expense of ______ This is an example of a _____

O C4; C3; reduced intake of O₂; Liebig's Law of the Minimum
O C3; C4; requiring 2 extra ATP per sugar molecule; Liebig's Law of the Minimum
O C4; C3;requiring 2 extra ATP per sugar molecule; trade-off
O C3; C4; requiring 2 extra ATP per sugar molecule; trade-off