Subject: mathqa
Question: the mass of 1 cubic meter of a substance is 400 kg under certain conditions . what is the volume in cubic centimeters of 1 gram of this substance under these conditions ? ( 1 kg = 1,000 grams and 1 cubic meter = 1 , 000,000 cubic centimeters )
Option: 
A: 2.5
B: 3.5
C: 1.5
D: 5.5
Answer: A