increased competition for resources falling sea levels and global cooling organisms with beneficial traits increased solar activity
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of these conditions would most likely be shown in the fossil record as a reason for mass extinctions?
Possibilities:
- increased competition for resources
- falling sea levels and global cooling
- organisms with beneficial traits
- increased solar activity

falling sea levels and global cooling