What city identified on this map is located at approximately 41 degrees 50’ N, 87 degrees and 57’ W

What is meant by the term relative location?

Ineed , i need to create a power point in life science here is a picture explaining a little what the topic is about, me with some information for my slides : (

Which of the following physical characteristics best explains the climate of the area that is circled in black on the climate map above?