What does the line x = -4 represent?

1. A line parallel to the x-axis at a distance of 4 units above the x-axis.

2. A line parallel to the x-axis at a distance of 4 units below the x-axis.

3. A line parallel to the y-axis at a distance of 4 units to the left of the y-axis.

4. A line parallel to the y-axis at a distance of 4 units to the right of the y-axis.

What does the line y = 8 represent?

1. A line parallel to the y-axis at a distance of 8 units to the left of the y-axis.

2. A line parallel to the y-axis at a distance of 8 units to the right of the y-axis.

3. A line parallel to the x-axis at a distance of 8 units below the x-axis.

4. A line parallel to the x-axis at a distance of 8 units above the x-axis.

Reflection of point P(a, b) in y-axis is :

1. P'(a, b)

2. P'(-a, b)

3. P'(a, -b)

4. P'(-a, -b)

Reflection of point P(a, b) in the origin is :

1. P'(a, b)

2. P'(-a, b)

3. P'(a, -b)

4. P'(-a, -b)