Answer:
B
Step-by-step explanation:
The black graph is the graph of y=f(x).
The red graph is the reflection of the black graph across the y-axis.
A. determines the translation of the graph one unit to the right.
B. determines the reflection of the graph across the y-axis.
C. determines the translation of the graph one unit up.
D. determines the reflection of the graph across the y-axis.
