Which code displays the contents of a Visualforce page as a PDF?

A developer is creating a Lightning web component to show a list of sales records.
The Sales Representative user should be able to see the commission-field on each record. The Sales Assistance user should be able to see all field on the record except the commission field.
How should this be enforced so that the component works for both users without showing any errors?

Which statement is true about developing in a multi-tenant environment?

A developer wants to mark each Account in a List<Account> as either or Inactive based on the LastModified field value being more than 90 days.
Which Apex technique should the developer use?

Which three per-transaction limits have higher governor limits in asynchronous Apex transactions?