Which is not a factor in a fossil organism being useful as an index fossil? a. it must be limited to a short span of geologic time

b. it must be widespread geographically

c. it must have lived through a long span of time

d. it must be abundant

Most countries in the middle east must import a majority of their a. gasoline b. oil c. food d. water

There is only one climate type in motion across the world at a time

This phrase from the declaration of independence and its primary author thomas jefferson can be used to justify which statement? a) jefferson thought this document could be used in his defense were he put on trial for treason. b) jefferson knew that the colonists' actions would have an international impact. c) jefferson believed that a bill of rights was necessary in the new government. d) jefferson was trying to show the king that the colonists were intellectuals.