Looking at the graph in the image, let's evaluate each section of the graph to determine which statement is true.

• Section P: The graph shows a straight line that goes up. This indicates that the function is linear and increasing.

• Section R: The graph shows a curve that is rising but not in a straight line. Therefore, the function is nonlinear and increasing.

• Section N: The graph appears to be a straight line but is sloping downward, indicating that the function is linear and decreasing.

• Section Q: The graph shows a curve that is decreasing, meaning the function is nonlinear and decreasing.

From this analysis, the correct answer is: A: In Section P, the function is linear and increasing.

Would you like more details or have any questions? Here are some related questions for further exploration:

1. How do you determine if a function is linear or nonlinear from a graph?
2. How can you identify increasing and decreasing functions from their graphs?
3. What is the difference between linear and nonlinear functions?
4. Can a function be both linear and decreasing?
5. How do you calculate the slope of a linear function from its graph?

Tip: When analyzing graphs, look for straight lines (linear) and curves (nonlinear), as well as their direction (up or down) to determine whether the function is increasing or decreasing.