MARKING BRANLIEST
what are the similarities and differences between the collecting and analyzing of arson evidence and explosion evidence
please list and explain them :)
thank you and have a nice day <3

Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.