With Regard to Retinitis Pigmentosa (RP) and Age-Related Macular Degeneration

Multiple Choice

With regard to retinitis pigmentosa (RP) and age-related macular degeneration (AMD) , which would have the greatest impact on scotopic (nighttime) vision, and why?

A) RP, because it damages peripheral vision, which is most important for scotopic vision.
B) RP, because it damages central vision, which is most important for scotopic vision.
C) AMD, because it damages peripheral vision, which is most important for scotopic vision.
D) AMD, because it damages central vision, which is most important for scotopic vision.
E) Neither of these diseases affects scotopic vision.