Answer the following Q with stream of consciousness. Passage: Scarlett Johansson portrayed the character in the films Iron Man 2 (2010), The Avengers (2012), Captain America: The Winter Soldier (2014), Avengers: Age of Ultron (2015) and Captain America: Civil War (2016) as a part of the Marvel Cinematic Universe franchise.

Question: Based on this passage, who played the black widow in the avengers?
This is the relevant information: Scarlett Johansson portrayed the character in the films Iron Man 2 (2010), The Avengers (2012), Captain America: The Winter Soldier (2014), Avengers: Age of Ultron (2015) and Captain America: Civil War (2016) as a part of the Marvel Cinematic Universe franchise. Therefore, the final answer is Scarlett Johansson.