Answer:
A) bears, skunks, and woodpeckers living in a forest
Duh
An introduced species, alien species, exotic species, adventive species, immigrant species, foreign species, non-indigenous species, or non-native species is a species living outside its native distributional range, but which has arrived there by human activity, directly or indirectly, and either deliberately
Answer:
Thats WBCs cell which perform phagocytosis
The X symbol looks too much like the multiplication symbol, it also makes using it as a variable more confusing.