I think its
“They” is cleaning up their garbage mess so that the neighborhood black bear won’t make chaos
Hope this is correct.
I think the answer is B, not 100% sure though.
Since before recorded history, environmental changes have affected things people value. In consequence, people have migrated or changed their ways of living as polar ice advanced and retreated, endured crop failures or altered their crops when temperature and rainfall patterns changed, and made numerous other adjustments in individual and collective behavior. Until very recently, people have responded to global phenomena as if they were local, have not organized their responses as government policies, and have not been able to respond by deliberately altering the course of the global changes themselves. Things are different now from what they have been for millennia.
Answer:
the first one is language barrier the second one is prejudice and the last one is resistance to change