1.A person may volunteer for many organizations. Each organization has many volunteers. A volunteer has a name, city, state, and email addresses. Organizations have an organization name, founders name, and founding year.We want to know the date and length of time when an individual volunteers for an organization.(20 points)

2.A student may visit many COVID testing swap pods. A swap pod may test many students. A student has a first name, last name, and age (derived). A swab pod has a name and address. We want to know the date and result each time a student visits a swab pod.(20 points)

3.An author may write many books. A book is written by a single author. A book may be sold in many stores and a store may sell many books. Each author has a name and address. Each book has a name, year published, and suggested price. Each store has a name, address, and multiple phone numbers. We want to know the date, sale price, and quantity when a store sells a book.(30 points)

I NEED help with ERD's for these