Why does pakistan import petroleum to other countries

Which of the following is true about fossils? a. the relative age of fossils cannot be determined from their position in sedimentary layers. b. fossils found in lower layers of sedimentary rock are as old as fossils found in upper layers of sedimentary rock. c. fossils found in upper layers of sedimentary rock are older than fossils found in lower layers of sedimentary rock. d. fossils found in lower layers of sedimentary rock are older than fossils found in upper layers of sedimentary rock.

Distance that the transcontinental railroad covered from omaha to san francisco.

Which was not a country that massively built up its navy in the early 1900s? germany china united statesbritain