Answer:
Correct answer is diary entries by President Carter
.
Explanation:
Third and fourth options are not correct as first of all textbook and encyclopedia are not a primary, but a secondary historical source.
On the other side, diary entries are the best primary source because are written sources from the perspective of someone who participated in certain events, in this case president Carter.
Second option is not correct option, but after the diary journal articles would be also important as are written in the period when certain events happened.
I would go with answer
B: They both relied on each other for goods and services.
The sections of the Transcontinental Railroad joined together in Utah at a place called Promontory Point in 1869 where a famous photograph was taken of the two construction crew (minus the Asian workers who were forbidden from being in the photo) meeting and uniting the rail with a Golden Spike.
Generally speaking, a "mixed" economic system can be characterized by some government involvement and private ownership of most business, since some government regulation ensures the protection of the consumers.
Answer:
Aristotle
Explanation:
Aristotle was a political animal because Aristotle is a social creature ability to speak and to have moral reasoning.