Final answer:
The number of segments found on the antennas of a bedbug is 3.
Step-by-step explanation:
The number of segments found on the antennas of a bedbug is 3.
Bedbugs belong to the class Insecta, which is a group of six-legged organisms. The head, thorax, and abdomen of a bedbug are fused segments, and the thorax bears three pairs of legs. The antennas of a bedbug, which are sensory organs, consist of three segments.
Therefore, the correct answer is 3 (Option B).