Which could not be a set of intervals for a frequency table or a histogram? Question 1 options:

0–4, 5–9, 10–14, 15–19, 20–24

1–5, 6–10, 11–15, 16–20, 21–25

1–10, 11–20, 21–30, 31–40, 41–50

0–5, 5–9, 10–15, 15–20, 20–25