Final answer:
To convert 0530 to regular time, the correct conversion is 5:30 a.m.
Step-by-step explanation:
To convert 0530 to regular time, we need to determine whether it is in the AM or PM. In this case, 0530 represents 5:30 a.m. To understand this, we can break it down:
- The first two digits, 05, represent the hour.
- The last two digits, 30, represent the minutes.
Therefore, the correct conversion of 0530 to regular time is 5:30 a.m. (option C).