Final answer:
The kind of plagiarism that Janelle has committed is patchwork plagiarism by combining material from multiple sources into her essay without properly paraphrasing or documenting her sources.
Step-by-step explanation:
Janelle has committed the type of plagiarism known as patchwork plagiarism. This is often referred to as 'mosaic plagiarism' or 'patchwriting,' which involves piecing together ideas or data from various sources into one's writing without proper attribution. This occurs when a student combines material from multiple sources into an essay without properly documenting or paraphrasing the sources. Janelle's act of not using direct quotes, paraphrasing, or providing any documentation for her sources violates academic integrity.