Question

Collection of data from secondary sources: {Using Modern techniques i.e., Global Positioning System (GPS), Remote Sensing, Aerial Photography and Satellite imageries): Preparing a Power Point presentation on current issues like - use of earth resources/ development activities/dangers of development and ecological disasters like droughts, earthquakes, volcanoes, floods, landslides cyclones and tornadoes in the world.​​

Answer 1

answer is e-+d_i is anwer