Answer:
Advantage
Walking on two legs has some advantages over wheeled locomotion. For example, legs would allow a robot to negotiate unpredictable terrain more easily. Another advantage would be that two-legged humanoid robots could navigate the same environment as humans, increasing their usefulness. customers might find a more human like machine more comfortable to interact with
Explanation:
Disadvantage
Although robots can be superior to humans in some ways, they are less dextrous than humans, they don't have such powerful brains, and cannot compete with a human's ability to understand what they can see.
