Please answer the questions following this scenario. Each question should be 250-500 words:

Mr. and Mrs. Ackermann own a pit bull, Nelson. You have received a complaint from a neighbor concerning Nelson being off the Ackermanns' property without a leash. Nelson was not licensed and attacked and seriously injured a cat belonging to the next door neighbour's child. As a bylaw officer you are assigned to investigate this complaint.

a) What evidence would you gather?

b) How would you gather this evidence?

c) What other considerations (i.e., privacy, sensitivity, etc.) would you need to bear in mind during your investigation?