Jonesborough is priming itself for its first dog park. However, the project has faced delays and challenges for several years now. It could soon become reality, but town leaders are at a crossroads between three plans. Each one, the board of mayor and aldermen says, has its pros and cons.A” would cost, in total, nearly $200,000. “B” is estimated with a roughly $166,000 price tag. Plan “C” is designed as a cost-saving alternative at around $115,000.