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.
I would say it is plural.
Othello is a man with a noble heart. However, his is a very insecure man.
His main flaw is his insecurity. Being insecure made him vulnerable to Iago's manipulations, he became jealous and gullible. He believed what Iago has been telling him even though it is all a lie.
In the end, his insecurities resulted to his jealousy, driving him to kill his own wife and leading him to his tragic downfall.
The major difference between the Lilliputians and Brobdingnagians is that of character. The Lilliputians though small in size were cruel, disrespectful and ungrateful towards Gulliver. ... On the other hand, the Brobdingnagians though giant-like, were good-willed, virtuous and respectful towards Gulliver.
Getting up and moving around so your muscles, tendons, and nerves don't grow week so your body can hold its own weight. Without exercise, you will get some pain and some health issues.