Jekyll and Hyde

to ensure that he will be able to come and go from his house regardless of whether or not he is currently Hyde, Jekyll does what...

A. Jekyll designed the drug with those specific traits as a goal
B. doing evil deeds cause him to shrink grow ugly
C. He used contaminated ingredients when he made the first batch of the drug
D. The evils parts of Jekyll's past were smaller and uglier than the virtuous parts of his life