What Type of Signal is Fast and Requires Daylight with No

Question

What type of signal is fast and requires daylight with no obstructions?
A) olfactory
B) visual
C) auditory
D) tactile
E) electrical

Accepted Answer

Visual signals, such as light and color, require daylight and no obstructions to be effective. Olfactory signals involve smell and are not affected by daylight or obstructions. Auditory signals involve sound and can travel through obstacles, but can also be affected by ambient noise levels. Tactile signals involve touch and do not require daylight or unobstructed environments. Electrical signals can refer to a variety of communication methods and are not inherently fast or affected by daylight or obstructions.