$\text { Find } z = f ( x , y ) \text {, and use the total differential to approximate the quantity }$

Multiple Choice

$\text { Find } z = f ( x , y ) \text {, and use the total differential to approximate the quantity }$ $( 2.01 ) ^ { 2 } ( 8.02 ) - 2 ^ { 2 } \cdot 8$ . Round your answer to two decimal places.

A) $5.80$
B) $2.80$
C) $4.40$
D) $2.40$
E) $0.40$