Sentence 1: Megan wanted to make an apple pie. 
 Sentence 3: She inspected the tree for any good looking apples 
 Sentence 4:  Most were duds, but there were a few good ones 
 Sentence 5:  Using her home grown apples she made her pie 
 Option 1: It occurred to her that she had an apple tree in her yard. 
 Option 2: Megan's apple tree had not produced any good apples to use for the pie.