Temporary privileges for applicants for new privileges are granted for no more than

A sleeper is predisposed to periods of apnea during which of the following non-REM sleep stag-es? 1. Stage 1 2. Stage 2 3. Stage 3 4. Stage 4

a. 1 and 2 c. 3 and 4 b. 2 and 3 d. 1 and 4

Which of these is NOT part of the developer solution?

a. Reducing agent b. Clearing agent c. Activator d. Restrainer