What is the prompt of the essay?
Essentially a thesis statement should state your opinion/the main idea of your essay. If a thesis is a question, it is no longer a statement.
Depending on what you will be writing about here are some alternatives that are close to your original thesis:
Social media has negative/positive effects on young adults. (discuss positive or negative effects)
Social media can affect young adults in a variety of ways. (discuss both positive and negative effects)
Young adults are affected by social media in many positive/negative ways. (discuss positive or negative effects)
Hmmm... Either A or D, but I'm not sure. I know for a fact that B and C are her motives, but A and D are quite similar
Physical traits. Others’ opinions is indirect characterization. Sentence length and adjectives are the author’s style, not characterization.
Your answer will be <span>E-V-S S-V-DO-OC S-LV-PA S-V-DO S-V-IO-DO S-V S-LV-PN </span>