Base your answer to question
on the passage
below and on your knowledge of social studies.
geneticists are tracing the movements of people
in prehistoric europe using our dna as a time
machine. .
— joe palca, “tracing human migration through dna,”
npr weekend edition saturday, august 11, 2007

this passage suggests that modern science can be
used to
(1) aid historical analysis
(2) show the development of a point of view
(3) explain ancient medical practices
(4) predict future events

answer; ///(1) blank; henry clay; (2) blank; secretary of state; (c)is your answer; ///good luck

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

explanation: