Amy spends $5,000 on remodeling a storefront that she then opens as a take-out deli. Business has not been very successful, and she needs an additional $1,000 to keep the deli open. Which of the following is true? A. The $1,000 Amy needs to keep the deli open represents her total fixed costs. B. The $5,000 Amy spent on remodeling represents a part of the total variable cost of her business. C. The $1,000 represents her marginal costs of production. D. The $5,000 Amy spent is a fixed cost of her business.