PLACE AN $"$X$"$ NEXT TO ONE STATEMENT below that best explains WHY the SINGLE VENDOR has these MAPE results:

The MAPE is smaller for the single vendor because ordering in bulk will result in a price discount

The MAPE is smaller for the single vendor because it is combined demand from multiple cities and aggregated demand is less volatile

The MAPE is the same for the single vendor because they are mathematically equivalent

The MAPE is larger for the single vendor because a single vendor cannot meet all the demand