Q4 Single choice Flag In which of the following scenarios would you recommend using PL/SQL records? A when you want to retrieve an entire row from a table and perform calculations B when you know the number of elements in advance and the elements are usually accessed sequentially C when you want to create a separate lookup table with multiple entries for each row of the main table, and access it through join queries D when you want to create a relatively small lookup table, where the collection can be constructed in memory each time a subprogram is invoked Correct answer