a fossil that is common, widely found in many areas and only lived in one time period index card index…

a fossil that is common, widely found in many areas and only lived in one time period index card index fossil index finger stock index

a fossil that is common, widely found in many areas and only lived in one time period index card index fossil index finger stock index

Answer

Brief Explanations:

Index fossils are common, widely - distributed fossils that lived in a single time period and are used for dating rock layers. An index card is for organizing information, an index finger is a body part, and a stock index is related to finance.

Answer:

B. Index Fossil