Not enough information provided

Steps:

• The question describes motion from P to R but lacks details on paths, velocities, or physics context.
• Choices A–D are listed without descriptions or diagrams.
• Without specifics, no path or property can be determined.
• Insufficient data prevents selecting or explaining option C.

Why C is correct:

• Cannot evaluate; no definition, formula, or law applies due to missing question details.

Why the others are wrong:

• A: Undefined choice.
• B: Undefined choice.
• D: Undefined choice.

Final answer: Not enough information.