Maybe rapid reproduction? and it could over populate the species, ( example- all the homeless cats, they are over populated)
I'm fairly sure GB and France had an alliance with Poland, so when they invaded Poland they had to step in and declare war on Germany.
Answer:
Their social and economic status fell as society's resources and advances focused on improving cities more than rural areas.
Explanation:
As industrialization and urbanization advanced, the weight of the rural sector in the economy fell. This meant that farmers were losing economic and social status, because they were not part of the economic forefront anymore.
A. oxygen for plants. Im pretty sure that's it but look it up on google
The South Vietnamese invaded LAOS in 1971 to cut off the Minh trail