QUESTION $1(15$ MARKS$)$

Draw a fully$-$labeled Entity Relationship Diagram $($ERD$)$ using Crow's Foot notation for the following requirement:

AXIS dot COM is a company that specializes in IT training. The company has $30$ instructors and can handle up to $100$ trainees per training session. The company offers five advanced technology courses, each of which is taught by a teaching team of two or more instructors. Each instructor is assigned to a maximum of two teaching teams or may be assigned to do research. Each trainee undertakes one advanced technology course per training session.

$($Note: Identify appropriate attributes for each entity and state your assumptions clearly.$)$