Three friends converted the time of 24 hours clock in that of 12 hour clock as follows:
| Name of the children | Time in 24 hour clock | Time in 12 hour clock |
| Cheeku | 23:45 | 11:45 pm |
| Bittu | 16:30 | 04:30 am |
| Pinki | 19:28 | 07:28 pm |
Who has shown incorrect time in 12 hour clock?
1
Cheeku only
2
Bittu only
3
Pinki only
4
Cheeku and Pinki