On Monday at 9 in the morning, from the point where this sign is located...
A)you may only stop to drop off a parcel.
B)stopping and parking are prohibited.
C)you may stop but not park.Correct
The sign in the question prohibits parking during the hours designated for loading and unloading. Outside these hours, parking is permitted.
During the indicated hours, stopping only is permitted.
Remember that a stop must last less than 2 minutes and the vehicle must not be left unattended.