How much does Exhaust Fan Model B cost?

To determine the cost of Exhaust Fan Model B as indicated in the provided information, selecting the answer that states $400 reflects a specific context or data source that presumably provides the price for this model. This cost could be based on manufacturer specifications, retail pricing or previous quotes associated with similar types of exhaust fans.

When assessing an item like an exhaust fan, it's important to consider factors such as the model's specifications, features it offers, and comparisons with other models in the same category. In this case, selecting $400 implies that, based on reliable cost details or market research available before the specified cut-off date, this is the standard price associated with Exhaust Fan Model B. Knowing its competitive position in the market could also reinforce the choice of this cost.

Having a clear understanding of the pricing structure of various models can help in making informed decisions in scenarios dealing with procurement or budgeting for building services.