The weathering process caused by cycles of freezing and thawing of water in surface pores, cracks, and other openings
The rows are the one line of elements that goes from left to right horizontally. A column is a line of elements that goes vertically.
The best and most correct answer among the choices provided by your question is the first choice or letter A "<span>The chemical bonds of the products have more energy than the chemical bonds of the reactants."
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The term endothermic<span> process describes a process or </span>reaction<span> in which the system absorbs energy from its surroundings; usually, but not always, in the form of heat.</span>
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The last set which is n=4 l=3 m=3 is a valid set