Final answer:
Wang Xizhi was highly esteemed as a master calligrapher, an art regarded as an essential cultural practice and a reflection of social status during his time. The correct answer is A.
Step-by-step explanation:
Wang Xizhi was renowned for his abilities as a calligrapher, a highly respected and valued art during the times of the Tang and Song Dynasties. Calligraphy was considered a reflection of one's status and character, involving meticulous brushwork and use of ink and paper, practiced by educated men and women as part of their cultural knowledge. Unique to the art of writing, the beauty of calligraphy was so profound that the signature of a master like Wang Xizhi was deemed invaluable and symbolic of perfection in this disciplined craft. The correct answer is A.