Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to do a gis (geographic information systems) academic project [title] Write down what spatial questions you would like to ask a gis. [title] Your data must include geographic references such as street addresses or xy coordinates. [title] If not, begin collecting this information.

Ending1: [title] Do any other test questions you have. [title] Put all data into a spreadsheet folder in your work desk to be easily changed when complete. Ending2: [title] Ensure the integrity and consistency of your data. [title] Be cautious about the data as the accuracy and standardization of addresses and other variables will contribute to the overall ease or difficulty with which the data is integrated into a gis. Ending3: [title] Visit the gis website to access this basic lecture unit. [title] Schedule a time and place to discuss the subject with gis. Ending4: [step] It's less challenging but there is no limit to what you can collect. [title] Now look around and figure out the area where you are.

Answer format: ending1/ending2/ending3/ending4