Which of the following is true about how geographic factors impacted the development of both japan and korea? select all that apply. (3 right answers)
a. populations were concentrated on low-elevation fertile plains.
b. close proximity to china influenced cultural practices.
c. the natural surroundings spurred the development of shinto.
d. access to the sea led to fish being a major dietary staple.
e. feudal systems were adopted due to frequent contact with india.