Consider the following database schema for an organisation: Customer: cust_ID (PK), cust_Name, cust_Phone, cust_Address Worker: worker_ID (PK), worker_Name, worker_Phone Ticket: ticket_ID (PK), time_Reported, ticket_problem, ticket_status, cust_ID, worker_ID How many FOREIGN KEYS are there in this database? 1 2 3 4 LO 5

Consider the following database schema for an organisation: Customer: cust_ID (PK), cust_Name, cust_Phone, cust_Address Worker: worker_ID (PK), worker_Name, worker_Phone Ticket: ticket_ID (PK), time_Reported, ticket_problem, ticket_status, cust_ID, worker_ID How many FOREIGN KEYS are there in this database