Which of the following is true about foreign and domestic affairs?

they are completely separate types of policy issues that do not affect one another.
leaders must consider how one type of policy may affect the other since they relate.
the president and senate are the only groups making decisions on these policy issues.
officials are separated by which type of policy they work on and ignore the other type.

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.

Where was oil production at its highest in the 1980s and still remains important to the russian economy? central asia the ural mountains russian siberia the caucasus region

Who developed the theory of plate tectonics?