The correct options are
A Ayurveda
D Siddha
India is the birthplace of Ayurveda and Siddha. Ancient Indians made significant contributions in the field of medicine and surgery. Ancient Indian medical practitioners not only used medicinal herbs to heal or cure diseases, but also performed surgeries. Maharshi Charaka, Maharshi Sushrut, and Vagbhatta were among the Indian pioneers of medicine and surgery.