Who has become the first woman director general of the Council of Scientific and Industrial Research?

Correct option is C

Nallathamby Kalaiselvi has become the first woman Director General of the Council of Scientific and Industrial Research (CSIR), which is India's largest research and development organization. She assumed the charge of Director General of CSIR on 25th February 2022.
About Council of Scientific and Industrial Research (CSIR):
· The Council of Scientific and Industrial Research, abbreviated as CSIR, was established by the Government of India in September 1942 as an autonomous body that has emerged as the largest research and development organization in India.