1 1/15 Before closing the session note, the RBT compares what occurred with the plan and detects a small but relevant difference. During at the park during social play, Denisse receives instruction on how to functional assessment components. The analyst notices that performance appears to improve, but ambiguous signals are also present: an instruction was repeated, one material changed position, and part of the data depends on applying the written criterion exactly. The RBT must decide without turning a partial observation into a clinical conclusion. Which decision best protects the intervention at this moment? Which decision best maintains procedural accuracy? Describe only the observed pattern, keep the written procedure, and wait for clinical review before changing criteria. Apply the written criterion, record verifiable data, and communicate the relevant variable through the route indicated in the plan. Adjust the procedure during the session so it better matches the most likely explanation for behavior. Reconstruct missing details at the end using memory, general notes, and comments from adults present., maintaining the same written rule and documentation format until the BCBA reviews the case