create_alternatives.RdFunction creating the interrogation and different propositions as well as the explanations associated with a given version of a question based on alternatives.
create_alternatives(propositions, codes, situation, altnbr, correctnbr)Tibble. Table from which items (alternatives) and associated explanations are selected.
Character string. Code of the question to which the propositions are linked.
List. The entry selected as the situation which determines which items are true.
Integer. Number of propositions (i.e. choices) to offer to the student.
Integer. Number of correct propositions (i.e. choices) to offer to the student.
Tibble. Table containing all the information about the propositions made to the student.