RIGHT ANSWERS ONLY PLS Petra finds a marking in the wall at a crime scene. She believes it may have been caused by a knife. What are the procedures for handling such evidence?
First, Petra photographs and measures the mark, then makes a ___ of the hole. Then she collects all the knives in the area for comparison. She packages each of these in an immovable ___ casing with a warning label that a sharp object is enclosed.

1st blank answer choices:
A) lifting
B) scraping
C) casting

2nd blank answer choices:
A) cardboard
B) plastic
C) glass