Uv uses a custom object called candidate to track information about people who are being recruited to jobs within the company. when an employee refers a recruiting candidate, that employee should have access to the candidate record; however, only hr users should be able to view, edit, and report on the salary field.1.create and assign separate candidate page layout for general employee users and hr users2.create and assign separate candidate record types for general employee users and hr users3.restrict access to the "salary" field for general employee users using custom sharing settings4.restrict access to the "salary" field for general employee users using field-level security