Final answer:
The value of n in a linear function cannot be determined without additional context or information about its role in the function.
Step-by-step explanation:
If f(x) is a linear function, then the value of n depends on how the linear function is expressed. If the linear function is in the form y = a + bx, then 'a' represents the y-intercept of the linear function, which is the point where the line crosses the y-axis. On the other hand, 'b' represents the slope of the linear function, which is a number that describes the steepness of the line. For example, in the expression y = mx + b, commonly known as the slope-intercept form, 'm' is the slope and 'b' is the y-intercept.
Based on the information provided, the value of 'n' cannot be determined without specific context or additional information regarding its role in the function. Therefore, the correct answer to the question 'What is the value of n?' is A. The value of n cannot be determined without more information.