Read the student thesis, then answer the question. Parents should, if they choose, limit the amount of television their children are viewing. The best way to improve this thesis is to

The thesis identifies the topic—parents limiting children’s television viewing—but “if they choose” makes its position uncertain. A stronger thesis should clearly take a side, such as saying that parents should limit how much television their children watch. Therefore, “clearly take a side” is the best improvement.

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