______ can be used to identify a specific period of time. a body fossils b trace fossils c complete fossils…

______ can be used to identify a specific period of time. a body fossils b trace fossils c complete fossils d index fossils

______ can be used to identify a specific period of time. a body fossils b trace fossils c complete fossils d index fossils

Answer

Answer:

d. Index fossils

Brief Explanation:

Index fossils are from short - lived, widespread organisms, useful for dating rock layers and identifying time periods.