A paramagnetic material has 1028 atoms/m3. It’s magnetic susceptibility at temperature 350 K is 2.8 × 10–4. Its susceptibility at 300 K is

(a) 3.267 × 10–4

(b) 3.672 × 10–4

(c) 2.672 × 10–4

(d) 3.726 × 10–4