In the following number line, points A and B represent:

1. $-2\dfrac{1}{5}$ and $2\dfrac{3}{5}$

2. $2\dfrac{1}{5}$ and $2\dfrac{3}{5}$

3. $-1\dfrac{4}{5}$ and $2\dfrac{3}{5}$

4. $-\dfrac{1}{5}$ and $\dfrac{2}{5}$

Using the number line, given below; the length of line segment AB is:

1. $\dfrac{13}{5}$ = $2\dfrac{3}{5}$

2. $-\dfrac{13}{5}$ = $-2\dfrac{3}{5}$

3. $4\dfrac{2}{5}$

4. $\dfrac{14}{15}$

The rational number between $\dfrac{1}{3}$ and $\dfrac{1}{2}$ is:

1. $\dfrac{3}{7}$ and $\dfrac{3}{8}$

2. $\dfrac{2}{5}$ and 0

3. $\dfrac{1}{6}$ and $\dfrac{2}{3}$

4. $\dfrac{2}{3}$ and $\dfrac{3}{2}$

The rational numbers $-\dfrac{7}{4}$ and $\dfrac{3}{4}$ are represented by:

1. B and E respectively

2. C and D respectively

3. C and E respectively

4. B and F respectively