Answer:
kellen probably realised that he was acting a fool, and had a bad attitude, so he changed his ways of behavior in class, and decided to get his act together
Explanation:
tbh idk how the heck im suppposed to answer this so there you go, if its wrong.. i guess just blame it on me
Remember, a linking verb <span>is a </span>verb which<span> connects a subject to its predicate without expressing an action.
"Was" is the linking verb.
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Ok. try reading something interesting or smth. Not my problem.