Use Implement the following tasks using ORACLE Application Express (APEX) Use The relevant SQL queries Question: Consider the travel package database below, along with some dummy data: P CODE TL001 TL002 TL003 TL004 ST101 PROV ID TL ST DT COUNTRY Great Britain The Netherlands France Italy Canada P_CODE TL001 TL001 P_NAME Discover Western Europe UK Discovery Baltic Experience Russia Expedition Canadian Rockies TL001 TL001 TL002 PROVIDER PROV_NAME Travel Link Safe Travel Discount Travel DESTINATION CONTINENT Europe Europe Europe Europe North America PACKAGE_DEST COUNTRY Great Britain The Netherlands France Italy Great Britain PACKAGE P_DURATION 10 32239 0 0 12 30 10 10 15 PROV_ADDRESS Ivanhoe South Yarra Malvern LENGTH_DAYS BEST_TIME May to July May to July May to July May to July All Year P_COST 1800 4000 3000 8000 4500 PACKAGE_CLASS P CODE TL001 TL002 TL003 PROV_ID TL TL TL TL ST TL004 ST101 P CLASS Silver Gold Gold Diamond Platinum a) Write a stored procedure that receives a provider id as input and displays all the countries that will be visited in their tour packages, their respective continents, and best times to visit them. The procedure should only display the packages that cost more than $3,000. b) Write a trigger which automatically inserts into PACKAGE_CLASS table every time a user inserts new data into PACKAGE table. If the package cost is below $2000 the class attribute value is "Silver", the package cost between $2000 and $4000 is classed as "Gold", the package cost between $4000 and $6000 is classed as "Platinum", and the package cost above $6000 is classed as "Diamond".