Answer:
The answer is: If he pays the extra $400 needed to complete the repairs, DeShawn will reduce his losses to $100 ($900 - $1,000). It is better than losing $200.
Explanation:
If DeShawn sells the boat now for $400 he will have lost $200. But if he decides to complete the repairs on the boat, investing the extra $400, and sells the boat for $900, he will have only lost $100.
If he pays the extra $400 needed to complete the repairs, DeShawn will reduce his losses to $100 ($900 - $1,000). It is better than losing $200.