$\text { The volume } V \text { in liters of air in the lungs during a five-second respiratory cycle is }$

Multiple Choice

$\text { The volume } V \text { in liters of air in the lungs during a five-second respiratory cycle is }$ approximated by the model $V = 0.1724 t + 0.1523 t ^ { 2 } - 0.0377 t ^ { 3 }$ where $t$ is the time in seconds. Approximate the average volume of air in the lungs during one cycle. Round your answer to four decimal places.

A) $\quad 1.8776$ liter
B) $2.0094$ liter
C) $0.4004$ liter
D) $0.8148$ liter
E) $0.5220$ liter