Urgent! Please help asap!

Kim owns a home in Grayling. In order to reach her door, there is a walkway that leads from the sidewalk to Kim's front steps. Unbeknownst to her, last night there was a small earthquake and a deep sinkhole formed under her walkway (thus hidden from view). This morning, the following three people are scheduled to arrive: . the Milkman, there to drop off milk . Kim's manager (there to join Kim for breakfast at Kim's request) . Sally, a neighbor that wandered (uninvited) onto the property. Please identify the type of visitor each is to Kim and discuss IN DETAIL the duty/duties owedsto each. Milkman - Kim's manager - Sally