A comma and a conjunction always work well but it really depends on the sentences you are combining.
It takes less energy to stop a small vehicle compared to a large vehicle because there is less energy or force behind the vehicle making it go. thus the stopping distance is shorter for a smaller vehicle than a larger vehicle, assuming they were originally moving the same speed.
I’m pretty sure it’s B :) sorry if I’m wrong
Both poems from different authors include a point of view of aging.
I look into my Glass by Thomas Hardy talks about himself and how he notices the big change he had as he was growing old, he talks about his feeling and how they're still the ones he had once as a young man.
When you are old by William Buttler Yeats talks about his beloved one and the kind of love people may have towards her, this poem was written way before she was old but it is possible that it was a thought about the years to come.
