Please choose the correct answer to the question: A team of surveyors takes measurements of ground altitude at horizontal intervals of 1 meter over a 400 square meter area. These measurements can best be used to produce which representation of the area?

Answer1: a topographical map Answer2: a map of wind currents Answer3: a plate tectonic diagram Answer4: a chart of sedimentary layers

Answer format: answer1/answer2/answer3/answer4
Answer: answer1