Adocument examiner is hired to examine a questioned document against an exemplar. he finds the following characteristics: 1. both documents used a blue bic pen 2. both documents used white xerox paper 3. both documents have unique handwriting characteristics 4. both documents used a mead #2 pencil which of the above characteristics is considered individual evidence? a) item 1 b) item 2 c) item 3 d) item 4