The bolshevik revolution led to
a. world war i.
c. red army battle against the bolsheviks.
b. sino-russian war.
d. civil war in russia.

the answer for 3 is b and the answer for 4 is d

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.