Answer:
Short staccato sentences.
The topic sentence is the last one "A hero is someone who sacrifices himself for a greater cause."
Answer:
No
Explanation:
It should either be "My friends aren't working anymore" or "My friend isn't working anymore. Hope this helps :).
The answer to this would be B, Hot, heavy air and jungle vegetation complicate the race.
There is supporting detail in this sentence and a plot.
Hope I helped.
-Davismr00.