In addition to the general provisions of the common rule (the federal regulations for protecting research subjects), the following regulations also govern research in the public schools:
a. ferpa, ppra, and no child left behind
b. act ferpa and subpart d of the federal regulations
c. ppra and subpart d of the federal regulations ferpa,
d. ppra, and subpart d of the federal regulations

FERPA, PPRA, and Subpart D of the federal regulations  is the right answer

Explanation:

FERPA plays a crucial role in preventing students from accessing the records without being permitted the seniors. However, there are certain situations that the records of students can be disclosed without parents giving consent. For instance, when a given organization in researching a school.

However, this investigation should contact each organization and follow the FERPA regulations PPRA also outline the categories of protected information for the sake of answers that the respondents provide.

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.

ever since wwii tmthey always did hated each other.