can someone help me with this. it is an accounting course I have to pick one topic and write about it. can you help me by picking a topic and write about it as much as you can please.

Doctor is asking me to pick one of those 5 topics and to write about it and it has to be between (((10 to 20 pages))). So please pick the topic that suits you the most and I would be extremely grateful if you can write more than 10 pages for me. Thank you so much. kindly you have to select one topic. 1. the difference between inventory methods and which one its better in your opinion. 2. the role of internal control and cash control in organazation. 3. account recivables types and differences. 4. plant assets, natural resources, and intangibles assets ( difference and explian). 5. financial statement ( types and uses for each)