The indefinite word in this sentence is "all'' because it is formed from a indefinite pronoun therefore it is a indefinite adjective.
Answer:
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Explanation:
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They begin to lack physical education and may often result in disorders such as obesity, likely heart attack, artery disease, diabetes, strokes, and high cholesterol. Behavior like this can lead to many more health issues too. Interaction within sports lets kids make friendships, grow communication intelligence, and learn to respect others such as people on the team, or coaches.
I believe the answer is 1, allows the reader to approximate the meaning of an unknown word.