Concept:The correct preposition must show that the highlights are taken from the events.Explanation:The sentence reports that the best parts of the events will be shown on television today.Grammatically, we say “highlights of the events” to express parts belonging to the events.The preposition “of” is therefore the most natural and correct choice.The other options, “for,” “in,” and “on,” do not form the correct phrase here.Answer:A. of