28) as part of the additional development request (ADR) response the facility staff should include which of the following?

a) only the information requested by the MAC reviewer has identified what is missing

b) information requested in the adr plus information from an earlier billing periods to remind the reviewer of the history of the course

c) information requested in the adr plus any additional information that will support payments for services during the billing period in question

d) information from all medicare stays the resident had at the facility