Ann worked for a company that regulated water. ann’s manager knew that the water was not being treated

Ann worked for a company that regulated water. ann's manager knew that the water was not being treated properly and told ann that she needed to change the negative information in certain documents, claiming that the water was safe and clean. subsequently, the epa discovered of the tainted water after many residents were complaining and sought to enforce regulations. one resident sued for her injuries.
if the prosecutor initiated a criminal action, who may assert the fifth amendment right to not self-incriminate?

a. ann, the manager, and the compary
b. ann
c. ann and the manager
d. the company
e. the manager and the company d the manager
f. ann and the company