A relatively attractive valuation and improving growth prospects make buying this AI stock a no-brainer.The past six months have been terrible for C3.ai (AI 0.51%) investors as shares of the enterprise AI software provider have fallen sharply after a solid start to 2024. The stock price is down 42% since hitting a 52-week high on Feb. 29. The company's latest quarterly results only added to the bearish sentiment around the stock.C3.ai released fiscal 2025 first-quarter results (for the three months ended Ju ...