Answer:
<em>Confident </em><em>means </em><em>a </em><em>state </em><em>of </em><em>being </em><em>clear</em><em>-</em><em>h</em><em>eaded </em><em>either</em><em> </em><em>that</em><em> </em><em>a </em><em>hypothesis</em><em> </em><em>or </em><em>prediction</em><em> </em><em>is </em><em>correct</em><em> </em><em>or </em><em>that </em><em>a </em><em>chosen </em><em>course </em><em>of </em><em>action</em><em> </em><em>is </em><em>the </em><em>best </em><em>or </em><em>most </em><em>effective.</em>
"Small fry" is what Aaron is called by his big brother.
Assuming that in the last option 'whichever melody you create' is underlined, the correct answer is that one, the last sentence. Because this is the only sentence in which 'to' is used as a preposition, in 2 and 3 there are no prepositions, and in 1 'to' is a part of an infinitive phrase.
The answer would be 300.60 rounded to nearest 10
343.42
_ 39.87
______
303.55