Answer:
Fossil B belongs to the same period as the trilobite.
Explanation:
The reason for this is because both fossil B and the trilobite are together in the same rock section. Or period.
Hope this helps you out ; )
~Hello there! ^_^
Your question: What country in East Asia is currently threatened by the expansion of its desert in its western regions...?
Your answer: Taiwan is the East Asian country that is currently threatened by the expansion of its desert in its western regions.
The answer is option C.
Hope this helps! :D