Jared is examining the impact of the 2011 Penn State scandal on student morale and school spirit by distributing number-scaled surveys in her Introduction to Sociology class. Jared is employing a research method.

Quantitative research method

Explanation:

Quantitative research methods emphasize objective measurements and the statistical, mathematical, or numerical analysis of data collected through polls, questionnaires, and surveys, or by manipulating pre-existing statistical data using computational techniques.

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.