Yo idk the answer it’s making me do it sorry
In compound sentence, there are two independent clauses that are joined using a coordinator. While in complex sentence, there are two or more clauses with one essentially an independent clause while there can be on or more dependent clauses. The difference between compound and complex sentence is that there is no dependent clause in compound sentence and at least there is one dependent clause in complex sentence.
The supporting details should be included in the Body Paragraphs of an essay. The introduction is an introduction of what you plan to write about, and the thesis is included in the introduction where you specifically mention your main topics/points. However you elaborate on these in the body paragraphs and these elaborations are your supporting details. The conclusion is a summary of your essay and should not be introducing any new information.