Question: Fill the PVC Pipe With Sand
Option 0: Cover one end of the pipe with masking tape to hold the sand in.   Fill the pipe with sand, tapping the taped end of the pipe on the ground to compact the sand inside.  When the pipe is full of compacted sand, tape over the top end.
Option 1: Cover one end of the pipe with masking tape to hold the sand in.   Fill the pipe , tapping the taped end of the pipe on the ground to compact the sand inside.  When the pipe is full of compacted sand, tape over the top end.
Answer: 0