Identify the sentence fragment.

$$ A$.$

$$ C$.$

Although tea can be used to sooth bites or sunburn, it should not be used on a serious burn.

Just inside the lobby of the Air and Space Museum, the Wright brothers' plane and Lindbergh's Spirit of St$.$ Louis.

$$ B$.$ Costa Rica is bordered by the Pacific Ocean on the west and the Caribbean on the east.

$$ D$.$ Some students stay near campus during winter break, as a result, most local businesses stay open