Explanation
Drop the Product Name to the filters and Select Top 10 based on Sum of Profit.

Drop the Product Name to the Rows and Profit to the Text.
Drop the Market to the filter and select the Europe.
Your view will look like this:

Here, you are getting only 9 products.
Add Market filter to the context so that the Product Name dimension filter will be executed after the Market filter.

View:

Drop the State field to a view, you will get >1k unknown.
Drop the Country to the Filters Shelf and Select the United States, all unknowns should be gone.
Also, drop the Order Date to the Filters Shelf and choose Years as:
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Check for the Year 2013.
Drop the Sales field to the Label in the Marks card, your view should look like this:
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Now use the Lasso Selection tool from the Map tools:
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And create the group of states as per our answer options.
Example - for New York, Massachusetts, Rhode Island, Similarly, do for other 3 options as well.
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Duplicate this worksheet and remove the Latitude and Longitude from the view and drop this new dimension of groups to the view. California, Idaho, Nevada is the right answer.
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Union - The data to combine has the same structure but consists of data of different years.
Blend - The data to combine is at a different level of detail.

Select New York State, you are getting only 3 products, and not 5.
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You need to add State as a Context filter in the Top 5 profitable products View. For that, go to the Top 5 profitable products sheet. (click on small arrow) Chart, bar chart Description automatically generated

Select Add to Context on the State filter
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Measure Names is Tableau generated field, so you cannot rename it.