Step 1: Daya is the son of Chandra, and Anil is Daya's brother. This makes Anil also the son of Chandra.
Step 2: Bimal is Chandra's father, meaning Bimal is the grandfather of both Daya and Anil. Thus, Anil is the grandson of Bimal.
Thus, the correct answer is option (B) Grandson.
If the roots of the quadratic equation \( ax^2 + bx + c = 0 \) are real and equal, then: