The equation above estimates the global data traffic $D$, in terabytes, for the year that is $t$ years after 2010. What is the best interpretation of the number 5,640 in this context?
Difficulty: Medium
A:
The estimated amount of increase of data traffic, in terabytes, each year
B:
The estimated percent increase in the data traffic, in terabytes, each year
C:
The estimated data traffic, in terabytes, for the year that is $t$ years after 2010