I have sustained many injuries from the outside world . My house is n't much safer . I run into walls , i trip over toys . I once tripped over one of Brady 's toys and slammed into the doors that hide my washer and dryer .

Question: What is the reason I sustain so many injuries ?
Answer: None of the above choices .I am addicted to drugs that are mind altering .I am a parapalegic .I am clumsy and hurt myself all the time .