Solve the exercise
C ? 3
AAA-5-5-5BBB-4-4-4CCC-3-3-3DDD-2-2-2EEE-1-1-1FFF000GGG111HHH222III333JJJ444KKK555
Let's look at the number line and locate the letters:
C=−3 C=-3 C=−3
Therefore:
-3 < 3
-3<3
C < 3