Which sentence is written correctly?
Gina's mom was disappointed upon learning Gina received seventy-eight percent on her math test.
Ginas' mom was disappointed upon learning Gina received seventy-eight percent on her math test.
Gina's mom was disappointed upon learning Gina received seventy eight percent on her math test.
Gina's mom was disappointed upon learning Gina received seventyeight percent on her math test.