Final answer:
The correct way to cite the source in an essay is Option A, which integrates both a direct quote and the title of the source, adhering to citation rules.
Step-by-step explanation:
The question pertains to the proper way to cite a source within an essay, specifically a quote from James H. Maryanski's statement before the Subcommittee on Basic Research and House Committee on Science.
Among the provided options, the correct way to cite the source would be: Option A, which reads, according to Maryanski, "these products must be as safe as the traditional foods in the market" ("Genetically Engineered Foods").
This format correctly integrates both a direct quote and the title of the source, adhering to common citation rules.