In terms of the first question, "They" would be an objective pronoun, but it should be noted that this does not have to be so. for the second, the answer is "my".
Answer: I don't really understand what your talking about
Are you a girl or a boy depends
Answer:
ok ok ok ok ok kkkkkkkkkkkkkk
In research papers, visuals should be a, carefully chosen to contribute to the document's purpose. If you want to use visual aids for your research paper, they should directly relate to the topic and be appropriate. Visual aids are important because they add more understanding to your topic. Hope this helps.