Look at the following block of code: def read_from_file (target_path) : f = open(target_path, 'r') data f.read() datal = data.split(' ') data2 = f.readlines () Answer the following questions: 1. What type is f? (object, function, list, string): 2. What type is read()? (object, function, list, string); 3. What type is data? (object, function, list, string): 4. What is the difference between data1 and data2?