Question

which sentence is punctuated correctly?
some of the world’s highest waterfalls can be found within: venezuela, south africa, and peru.
some of the world’s highest waterfalls can be found in the countries of: venezuela, south africa, and peru.
some of the world’s highest waterfalls can be found in: venezuela, south africa, and peru.
some of the world’s highest waterfalls can be found in three countries: venezuela, south africa, and peru.

Explanation:

Answer:

Some of the world's highest waterfalls can be found in three countries: Venezuela, South Africa, and Peru.