Two Pure Samples of Atoms,labeled a and B,contain Titanium (Ti)atoms

Multiple Choice

Two pure samples of atoms,labeled A and B,contain titanium (Ti) atoms and carbon (C) atoms,respectively.Each sample contains the same number of atoms.What is the ratio of the mass of sample B to that of sample A,mB/mA? Note the following atomic masses: C = 12 u;Ti = 48 u.

A) 1.0
B) 0.25
C) 2.0
D) 0.50
E) 4.0