Some pathogens are naturally present in

food and soil

Explanation:

Soil have several pathogens such as a) bacteria b) archaea c) actinomycetes, d) fungi, e) algae, f) protozoa, and g) fauna such as nematodes, earthworms, ants, insects

Like wise food also has varieties of natural pathogens such as a)Cyclospora cayetanensis b) Hepatitis A c) Salmonella d) Listeria monocytogenes e) Escherichia coli f) Norovirus g) Shigella spp etc.

Hence, Some pathogens are naturally present in both food and soil

your answer should be c) enjoy!