2.5 Performance enables communication, but also presents several clear-cut sources of difficulty, discomfort, or puzzlement in communicating with a native. Repair is largely a matter of correcting problems, and correction comes mostly from others. 2.0 Performance creates definite obstacles to communication, which usually involve more than simple discomfort. Repair requires multiple, often repeated, correction and guidance from another. 1.5 Performance shows many problems that would create difficulties, discomfort, and puzzlement in communicating with a native.
Communication is achieved only with repeated correction and guidance from another.
Clearly not in control of assigned material.