Answer:either the first choice or the last choice
Explanation:
The main reason why rice became a Chinese staple food during the Tang dynasty was because it was so plentiful and had all the basic nutrients that were needed for survival.
since i dont have the map i cant answer the first half but Persia massive size would be a problem for Athens and Sparta however the Persians lost was their infantry is in poor quality compared to the Greek hoplites the Persian warrior is meant to engage targets on th opens planes of Asia and the middle east thats why they wore light to no amour also with Athens and Sparta at war with one another Xerxes thought they would not rally together and he could take them one at a time
Answer:
B) The new railroad made travel faster and easier resulting in accelerated westward expansion.
have a nice day!
