How many paint and pastel versions of "The Scream" is Norwegian painter Edvard Munch believed to have produced?

Norwegian painter Edvard Munch is believed to have produced four versions of "The Scream" because there are four surviving and well-documented versions of the iconic artwork. These versions include two pastel versions created in 1893 and 1895, and two paintings, one completed in 1893 and another in 1910. The four versions of "The Scream" have become some of Munch's most famous and influential works, each capturing the existential angst and turmoil that the artist sought to convey.