A radiograph is exposed using 72 kVp and 8 mAs. The image is…

A radiograph is exposed using 72 kVp and 8 mAs. The image is too light and must be repeated. Which of the following sets of exposure factors will produce an radiograph with a noticable increase in image receptor exposure?1. 83 kVp and 8 mAs2. 72 kVp and 16 mAs3. 61 kVp and 10 mAs