A sentence, because it has a subject and verb( well technically a helping verb-are)
Answer:
Paraphrase of an experts research, A summary of someone elses ideas, Your old project you used last year, A summary of someone else's ideas
Explanation:
Since plagiarism means to copy somones work you would want to pick the answers that avoid copying someones elses work. You could do Your old project you used last year because you wrote it but only if it alines with the topic.
1. Health and Human services
2. Department of defense
3. Department of agriculture
4. Treasury department
5. Department of education