6. Bella, the office manager at a private practice, identified several quantitative relationships surrounding a patient's visit and wait time and
modeled them with the following functions. *
LIS
Function
Р
W
L
Input
Time of day, t
People in waiting room, n
People in waiting room, x
Output
People in waiting room, PO
Patient's waiting time, Win
Average length of visit, L(x)
The expression L(P(1)) represents which of the following?
A) A patient's waiting time as a function of the time of day.
B) The average length of a patient visit as a function of the time of day.
C) The number of people in the waiting room as a function of the time of day.
D) None of the above, since L(P(t)) is meaningless.