Petroleum byproducts are derived from a renewable source? true or false? !

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d

All of the following came out of china and were exchanged along the silk road, except a. papermaking b. block printing c. buddhism d. compasses select the best answer from the choices provided a b c d

Democratic vs democratic whats the difference? ?