What is the best definition of remote sensing?


Question options:


a̶n̶a̶l̶y̶z̶i̶n̶g̶ ̶d̶a̶t̶a̶ ̶b̶y̶ ̶m̶e̶a̶n̶s̶ ̶o̶f̶ ̶c̶o̶m̶p̶u̶t̶e̶r̶ ̶s̶o̶f̶t̶w̶a̶r̶e̶


gathering data without physical contact with the object being observed


using technological equipment to gather data about the world


collecting environmental data without human input