I would say no because a simile is having something referred to something else for example as brace as a lion or crazy like a fox.
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Answer: No, it is not a run-on sentence</h3>
This is one full thought that doesn't run on for too long. The "overcome with joy" portion is the dependent clause that needs the other part "Mrs. Monroe told her husband the exciting news about her promotion" which is the independent clause. The independent clause could be its own sentence without the dependent clause, but not the other way around.
Answer:
Cheering and positive despite her own problems
Explanation:
Effie tries to attempt to remain positive despite her taxing job being Peeta and Katniss' liaison to the Capitol, especially when she has the full knowledge that the two probably will never come back from the games alive.