1. An online training center offer a variety of courses. For every semester, a student may enroll In up to 5 courses, and an instructor may reach up to 3 courses. All user (including student, parents Faculty, school administrator) can view and search information about course id, title, hours, location, Class sizes, instructor name, their office, emails, and phone numbers. Instructors and school administrators can view, search And maintain (insert, update, delete) all information listed above as well student id, names, address, phone numbers, course history, And grades. State your assumptions as necessary. 12 points

2. What are the entity type in this database? List all attributes of each entity type. Specify primary key and foreign keys. 6 points

3. Draw an ER diagram for the system, including all the relationship types and their multiplies (6points).

can you only solve the 2 question plz