What prompted Burl to notice that jars were stolen?

Burl noticed that jars were stolen because they were out of place. This likely indicates that he observed a change in the usual arrangement or location of the jars, which made him aware that something was amiss. Such a detail usually prompts individuals to investigate further, suggesting that this abnormality was a key factor in his realization. This choice highlights the importance of observation in recognizing theft or loss, as the difference in the jars' placement directly led to Burl's understanding that theft had occurred.