The flags that were placed by people who landed there
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 ; )
Lava that cools so quickly that the ions do not have time to arrange themselves into crystals with definite shape will form igneous rocks with FINE GRAINED TEXTURE. Igneous rocks are those rocks formed as a result of cooling of magma or lava.