What are some hints elizabeth detects on mrbingley thinking about Jane?

Elizabeth notices that Mr. Bingley is frequently seeking Jane out at social gatherings and shows a high level of interest in her during conversations. He also displays genuine concern for her welfare and happiness, suggesting that his feelings for Jane are deeper than mere politeness. Additionally, Mr. Bingley's behavior becomes noticeably happier and more animated when Jane is around, indicating his strong feelings towards her.