No, I don’t have the details . . . . . . (ready at hand immediately available), but you can look it up the internet.

A. in my shoes

B. behind the scenes

C. at my door steps

D. at my fingertips

Answer: Option D

Solution(By Examveda Team)

At my fingertips --- readily available; accessible.
No, I don’t have the details at my fingertips (ready at hand immediately available), but you can look it up the internet.