Ganga is taller than Rekha and Laxmi means it can be either:
or
Mita is taller than Ganga means Mita is the tallest person among all.
since laxmi is taller than Sana. so total 3 sequences are possible:
- Mita,Ganga,Rekha,Laxmi,Sana
- Mita,Ganga,Laxmi,Rekha,Sana
- Mita,Ganga,Laxmi,Sana,Rekha
Based on above order only option B & D satisfied.