Quantitative research is likely to involve

a. subjectivity.

b. interpretive descriptions.

c. data that can be measured numerically.

d. analysis of underlying data and patterns.

The quantitative research is likely to involve data that can be measured numerally. So the answer to your question is the letter "c".

Explanation:

The quantitative research includes the gathering of a series of elements that can be measurable and able to use with any numerical, mathematical, statistical research. Basically is the type of research where the numbers play the most important role.