Answer:
B.
D.
Explanation:
Not A because the lowest number is 0 so you start at 0
B: There is numbers that are greater than 2 that is not 2.
Not C because C doesn't make sense
D: There is 7 different bars because that's how many different (not the same) numbers there are.
Not E because like A you have to include 0. 0 is a number.