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>I think it could happen because the girl (don't remember their names sorry) snuck onto the ship where she wasn't supposed to go. Obviously if you do something wrong, no necessarily sneaking onto a spaceship, there are always consequences. The man did try to save her life, but there wasn't much he could do because it was too late for both of them to survive.</span>
What is the source of the details—personal experience, experiments, scholarly sources, or facts?
Progressive verbs I believe end in "-ing" because they are actions that are still in the process of being performed. So, the answer is C because of the word "reading"