The correct options are
A Vishishtadwaita means the Unique Adwaita.
B Life and nature are under the control of Brahma.
D Devotion to God, and complete surrender to God results in salvation.
Vishishtadwaita means the Unique Adwaita. According to Vishistadwaita, both Atma and Paramatma or Brahma cannot become one simultaneously. It accepts that God alone exists, but also admits that there are multiple souls. God and the individual souls are inseparable, just like the fire and spark. Life and nature are under the control of Brahma. It also preached that devotion and complete surrender to God results in salvation.