Answer:
the answer is A and B
Step-by-step explanation:
hope it helps
-2.5
5b - b - 1 ≥ -11
4b - 1 ≥ -11
+1 +1
4b ≥ -10
4/4 -10/4
b ≥ -2.5
True because it is used to collect information on data tables and other things.