Spending $1000 from a savings account paying 4 percent of interest a year means a opportunity cost of how much money a year? A. $80
B. $40
C. $20
D. $10

x = 2

Step-by-step explanation:

A line with an undefined slope indicates that the line is vertical and parallel to the y- axis.

The equation of a vertical line is

x = c

Where c is the value of the x- coordinates the line passes through.

The line passes through (2, 5) with x- coordinate 2, hence

x = 2 ← equation of line