Question

______ are hidden from the unaided eye but can be lifted.
a. patent impressions
b. radial impressions
c. plastic impressions
d. latent impressions

Explanation:

Patent impressions are visible to the unaided eye. Radial impressions refer to a pattern type on fingerprints, not a category of hidden impressions. Plastic impressions are 3D, visible marks. Latent impressions are invisible to the naked eye and require techniques to be lifted or visualized.

Answer:

d. Latent impressions