Answer: The correct option is (D) point L.
Step-by-step explanation: We are given to find the mid-point of FB from the figure shown.
The point F is located on the number line at - 2,
and
the point B is located on the number line at 8.
Therefore, the mid-point of the line FB will be located at

Since the point L is located at 3 on the number line.
So, the mid-point of FB will be the point L.
Thus, (D) is the correct option.