D. It sounds like it should be the topic sentence because it's less specific, letting the writer explain why their day was long and exhausting.
To relax in the first sentence
A: Mrs. Mallard experiences relief upon her husband's death.
The sentence "Moreover, it is probably just as valuable or more valuable to us now, than it was in the ancient past".
A lion would have to be one of the most dangerous animals to hunt. Not only are they extremely intelligent, but most lions are separated into prides. Not to mention, a lion can cover 100 yards in 3 to 4 seconds which is crazy fast and extremely overpowered with their overbearing strength. This is why I believe lions are one of the most dangerous animals in the world to hunt.
