Infinitives in the English language are relatives easy to spot. You just have to locate the word TO followed by a verb.
Here, the infinitive is to eat.
There is another TO in the sentence (to music), however, the word music is not a verb, which means that <em>to music </em>is not an infinitive.
Answer:
To demonstrate that comparative methods are useful in many situations other than the workplace
Explanation:
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all of the above..............
Those were the happiest years that Simone had known.
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