Explanation:
Step 1: Make an assumption
← 8 | 6 | 4 | 2 | 0 | -2 | -4 | -6 | -8 →
If we have 4 ticks below 0, that will give us one more tick than -6 which will be -8. But... we need to find the opposite of that number which will be 4 tick marks above 0.
Answer: Option A