What does the Lightning Component framework provide to developers?

Universal Container is building a recruiting app with an Applicant object that stores information about an individual person that represents a job. Each application may apply for more than one job.
What should a developer implement to represent that an applicant has applied for a job?

Which three operations affect the number of times a trigger can fire?
Choose 3 answers

Which two events need to happen when deploying to a production org? Choose 2 answers

Universal Containers has a support process that allows users to request support from its engineering team using a custom object, Engineering_Support__c.
Users should be able to associate multiple engineering_Support__c records to a single Opportunity record.
Additionally, aggregate Information about the Engineering_support__c records should be shown on the Opportunity record.
What should a developer Implement to support these requirements?