The correct statement regarding the functioning of a catalyst is that it: A. alters the energy ...

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The correct statement regarding the functioning of a catalyst is that it:

A. alters the energy levels of the reactants and products.
B. provides an alternate path for climbing the activation energy barrier.
C. makes the reaction thermodynamically feasible.
D. provides a different mechanism of the reaction.
(1) A and B
(2) A and B
(3) B and D
(4) C and D
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