Answer: Women, Transgenders, ethnic minorities and Homosexuals
Explanation:Most of the Artists found it very difficult to express themselves due to the high level of discrimination against Women, Transgenders, Homosexuals and ethnic minority groups periods before the late twenties.
Most recently, These groups have started to express themselves and their interest following the revised Constitution granting them equal rights as other subgroups.
Previously, they were excluded from main stream Culture due to discrimination,but most cultures are giving them chance to express themselves and act as equal citizens and members of the society.