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They found the brush made the symptom much worse than the pillow, because the 
+++++++++
ANS: brush 's rough surface trapped dander.


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Cynthia chose to wear a faux fur coat unlike Laura, because 
+++++++++
ANS: Cynthia was concerned about the reaction from animal rights activists.


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When it came to learning English, Emily had no problem, but Rachel had a hard time, because 
+++++++++
ANS: Emily was born and raised speaking English.


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Patricia went on a tour of the national park led by Maria. 
+++++++++
ANS:
Patricia knew nothing about the area.