Final answer:
The correct sentence is option d. The SI unit of distance is meter.
Step-by-step explanation:
The correct sentence in the given options is option d. The SI unit of distance is meter.
Sentence a is correct because mass is a scalar quantity, which means it only has magnitude and no direction.
Sentence b is correct because distance is also a scalar quantity, representing the total length between two points.
Sentence c is incorrect because the SI unit for mass is kilogram, not meters.
Sentence d is incorrect because the SI unit of distance is indeed meter, not meters.