To determine whether a piece of historical evidence is reliable, historians
generally
o
a. simplify the information to make sure that nonhistorians can
analyze it.
o
b. determine whether the information supports their existing claims.
o
c. develop rhetoric to convince others that the evidence is strong,
o
d. check to see if the information in the source is confirmed by other
sources.

Check to see if the information in the source is confirmed by other sources

Explanation:

(a p e x)

D. Check to see if the information in the source is confirmed by other sources.

d the wampanoag the pilgrims because the pilgrims protected them from their native americans foes.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.