Plagiarism is taking another persons work and taking credit for it as if it were yours.
Lol what??? I'm confused is this a question or a statement
Global warming will cause a change in human technology, as we adapt to the Earth's temperature slowly rising, and we learn new ways to generate cleaner energy. The economy will also continue to progress. As goods and services become more an more expensive, jobs will start paying more as well and more money will need to be printed. Some things will still stay the same though, such as education, work, and social norms.
The common noun here is "frog" as the only other noun, Many, is not a common noun - it's a proper noun.
"frog" here is the object of the sentence: it's the object of the verb "caught" of which the subject is Mary