Answer:
B. The walker will not get tired as fast.
Explanation:
Based on the given passage, it is narrated that new electric backpacks which could be used as generating sets to power up electrical appliances were available and the up and down movement of the backpack acted as the generator.
From paragraph 4 of the given passage, it is said that the up and down motion reduces the weight of the pack.
Therefore, the detail that should be added to it is that the walker will not get tired as fast.
<span>The avant-garde are people or works that are experimental, radical, or unorthodox with respect to art, culture, or society. So I would go with option A.</span>
Answer: The "Benjamin of the family" is a phrase used in several languages to refer to the youngest son—especially when he is much younger than his brothers. Sometimes the name is chosen for a son born to mature parents unlikely to have more children, especially if he has several older siblings.
Explanation:
