Use a _______ to introduce a list after an independent clause.

Is this sentence correct: My parents have visited much of Western Europe, including Austria, Belgium, France, Germany, and Greece.

Use ______ to separate three or more items in a series. Put a comma after each item in the list, except for the last one.

Use ______ to separate items in a series when using commas would be unclear, such as when one or more items in the series already contain commas.

When the Camerons purchased their home__it needed a new roof__new siding and windows__and new plumbing. What punctuation is needed in this sentence?