A mixture of compound A (lower b.p) and compound B (higher b.p) is distilled in a simple distillation. Between the 10th and 30th fractions, which one is more enriched in compound A? Compound B?
A. 10th fraction: Enriched in A, 30th fraction: Enriched in B
B. 10th fraction: Enriched in B, 30th fraction: Enriched in A
C. Both fractions equally enriched in A and B
D. No enrichment observed in either fraction