Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the correct order to form a meaningful and coherent paragraph. 1. She had been tossing and turning for hours, her mind racing with worries and anxieties. 2. Jackie lay in bed, unable to sleep. 3. Just as she was about to give up, she heard a soft knock on her door. 4. It was her husband, who had come to check on her.