1) Technique B
2) Because it preserves the harmless insects and targets only moth larvae
Hope this helps :)
Answer:
Trace fossils include footprints, trails, burrows, feeding marks, and resting marks.
Explanation:
The major function of the immune system is to protect the host from environmental agents such as microbes or chemicals, thereby preserving the integrity of the body. This is done by the recognition of self and response to non-self.
