I think it is the second sentence because its explaining what it looks like; sticky,black tar and its also explaining to you what it does in the summer heat; it shimmers.
Hope this help!
Explanation:
We could rightly conclude that risk outweigh reward when the result of taking risk results is a priceless reward. For example, someone who takes the risk of saving a life could by no means receive a reward that correspond to the human life that was saved.
However, a reward might outweigh the risk if for example, the reward preserves one from loses rather than taking a risk which doesn't matchup to the available reward.
Answer:
mark me brainliest and i will comment answer