The concept of wealth in novels usually had nothing to do with the zodiac. Although some novels may suggest or reflect the relationship between the zodiac and wealth in some way, this statement does not exist in reality. Therefore, finding a novel for money was not a sign of the zodiac.
The fifteenth of February in Wutai Mountain was an important Buddhist anniversary. It was also one of the days when various Buddhist activities were held in the scenic area of Wutai Mountain. The Buddhist culture of Mount Wutai could be traced back to the early years of the Eastern Han Dynasty more than 1,900 years ago. However, the specific information about the activities and celebrations of Wutai Mountain on February 15th was not found in the search results provided. Therefore, I am not clear about the specific activities and celebration methods of Wutai Mountain on February 15th.
In pairs, the correct answer was the rabbit. According to the contents of document 2, document 3, document 5, and document 6, rabbits were considered to be zodiacs in pairs. This was because the English homonym for rabbits was "two", which meant that they were in pairs. In addition, Rabbit people were described as being indifferent to the opinions of others on the surface, but in fact, they would be devastated by criticism, and they were deceptive and cunning. Therefore, according to the information provided, the rabbit was the zodiac sign that came in pairs.