PLEASE SOMEONE HELP!!
This is History

Select the correct answer

A gas station has been robbed. The crime scene investigators arrived at the crime scene with forensic lamps to seek latent fingerprints of the perpetrator. Which technique will they use to find the latent fingerprints?

A. Absorption technique

B. Infrared technique

C. Fluorescence technique

D. Oblique technique

YOU DONT NEED TO EXPLAIN IF YOU DONT WANT TO!!!!!