Choose the One Alternative That Best Completes the Statement or Answers

Choose the one alternative that best completes the statement or answers the question.
-Assume that the scales for graphs (a) and (b) are identical. Compare the graphs. Which of the following statements is true?

A) The toxicant shown in (b) has a lower LD50 compared to the toxicant shown in (a) .
B) The toxicant shown in (b) has a higher toxicity than the toxicant shown in (a) .
C) Graphs (a) and (b) show results for the same toxicant, but graph (b) shows a higher dose than graph (a) .
D) The toxicant shown in (b) has a lower toxicity than the toxicant shown in (a) .
E) Graphs (a) and (b) show results for the same toxicant, but graph (a) shows a higher dose than graph (b) .