Explanation:

- Option 1: Spain

- Spain has shown interest in hosting Winter Olympics in the past, but it is not hosting the 2026 Winter Olympics.

- Option 2: Brazil

- Brazil is not known for winter sports and is not hosting the 2026 Winter Olympics.

- Option 3: The US

- The United States has hosted previous Winter Olympics but is not the host for 2026.

- Option 4: Italy

- Italy is the correct answer.

- The Winter Olympics 2026 will be hosted by Italy, with events taking place in the cities of Milan and Cortina d’Ampezzo, known collectively as Milan-Cortina 2026.

Correct Answer: Option 4: Italy