Kathleen is an urban planner looking at a soil study and is disturbed to see significant levels of an element. What element did Kathleen MOST likely recognize as elevated in her soil study?

(1 point)
Responses

calcium

calcium

nitrogen

nitrogen

potassium

potassium

lead

lead

Based on the context provided, and assuming Kathleen's concern is related to potential pollution or contamination in the soil, the element she most likely recognized as elevated in her soil study is lead.