Hello,<br/><br/>1.She put on a sweater. It was cold outside.<br/><br/>I have to make a compound using the above two sentences.<br/><br/>1A. She put on a sweater, for it was cold outside.<br/><br/>1B. It was cold out side, so she put on a sweater.<br/><br/>1C. It was cold out side, and she put on a sweater.<br/><br/>Which one is correct?<br/><br/>I would like to know whether I shall use the sentences in the order as given or in different order as shown in 1B ,1C.<br/><br/>Thanks.