The factor that played a role in Maruyama Okyo's style of painting is B. Okyo studied Western perspective painting when he was younger and was able to incorporate these concepts in his work.
Maruyama Okyo was a Japanese artist who was most popular and active in the 18th century.
His style of art was derived heavily from him having studied the Western perspective of things when he was young. He was then able to incorporate this perspective into his paintings.
In conclusion, option B is correct.
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