Answer:
It would be x < 4.
Explanation:
Your answer would be x < 4. This is because with this inequality, x would always be less than 4.
Know This:
If it was less than or equal to 4 feet, it would of been x ≤ 4.
Tips:
Less or equal to: x ≤ 4
Less than: x < 4
More or equal to: x ≥ 4
More than: x > 4