Explanation:

- The 2022 Winter Olympics were indeed held from February 4 to February 25, 2022.

- Beijing (Option 2) was the host city for these games.

- Beijing is notable for being the first city to host both the Summer (2008) and Winter Olympics.

- Brasilia (Option 1) is the capital of Brazil and has not hosted any Winter Olympics, as it is in the Southern Hemisphere and has a tropical climate.

- Moscow (Option 3) hosted the Summer Olympics in 1980, but not the Winter Olympics.

- Stockholm (Option 4) has hosted the Summer Olympics in 1912 and was a candidate for the Winter Olympics in other years but was not chosen.