Answer:
The correct answer is letter "C":
- Background
- Problems
- Losses
- Discussion
- Recommendations
Explanation:
Recognizing the main ideas of a report implies having a step-by-step understanding of the topic. After that, the key parts of the description must be highlighted to summarize them. Those summaries must be given a title if possible in one or a few words without making sentences out of it. Eventually, by reading the whole set of ideas anybody should be provided with a general idea of what the report is about even if they did not read it.