Which pioneering singer, born in 1905, became the first Iranian woman to perform unveiled in a public concert?

• A Qamar-ol-Moluk Vaziri ✓
• B Moluk Zarrabi
• C Ruhangiz
• D Parvin Samadzadeh

Qamar's 1924 Grand Hotel concert broke taboos; she was hailed as the 'queen of Persian song'.