I would go with choice D) or the fourth option because that shows that the job is so dangerous they have to look at each other to make sure neither one of them has anything dangerous in their hands.
<h2><em>
Answer</em></h2>
D. Parkour is a fun sport that requires high levels of strength and flexibility and while it was once practiced only by a few athletes; parkour has
recently gained many fans around the world.
2. affulent
3. arrogant
5. denounce
6. compensate
7. disclose
8. prudent
9. conservative
10. tenative
11. compensate
12. diversity
13. remorse