Which two platform features allow for the use of unsupported languages? Choose 2 answers

An org has an existing Visual Flow that creates an Opportunity with an Update records element. A developer must update the Visual Flow also created a Contact and store the created Contact's ID on the Opportunity.

A developer working on a time management application wants to make total hours for each timecard available to applications users. A timecard entry has a Master-Detail relationship to a timecard. Which approach should the developer use to accomplish this declaratively?

A developer created a new trigger that inserts a Task when a new Lead is created. After deploying to production, an outside integration chat reads task records is periodically reporting errors.
Which change should the developer make to ensure the integration is not affected with minimal impact to business logic?

A developer created a child Lightning web component nested inside a parent Lightning web component, parent component needs to pass a string value to the child component.
In which two ways can this be accomplished?
Choose 2 answers