5.
why is it difficult to determine a date for the arrival of the first humans in japan?

the ancient japanese only used wooden tools.

the japanese government refused to let scientists date ancient artifacts.

a team of archaeologists planted false archaeological evidence.

there are no tools that can date that far back.

Which of the following accurately describes the workforces of the united states and canada? a. most of the workforce in the united states and canada is employed in the service industry. b. most of the workforce in the united states and canada is employed in the educational field. c. most of the workforce in the united states and canada is employed in manufacturing and mining. d. most of the workforce in the united states and canada is employed in agriculture.