Answer:
You could use a magnet to collect the iron, and then wash the sawdust off. Hope this helps :)
The answer is letter a. loop
Blowfly eggs can be found in moist areas of a body within 8 hours of death. However, it won't be until the 21st-24th day the pupa cases will split open and adult blowflies emerge.
I believe b. Let me know if it's wrong
