A Student Volunteers to Be Part of a Research Team

A student volunteers to be part of a research team. She creates a Qualtrics survey based on the measures her professor has decided to use. She then conducts several experimental sessions over the course of the semester. If the professor publishes the results, the student can reasonably expect

A) to be acknowledged in a footnote on any manuscript that is based on those results.
B) a formal thank you letter.
C) to be an author on a publication that is based on those results.
D) any of the above