By day, hippos enjoy bathing in water to cool themselves down, which might have contributed to their reputation for being relatively sluggish and sedentary.

By day, hippos enjoy bathing in water to cool themselves down, which might have contributed to their reputation for being relatively sluggish and sedentary.

• ক. which might have contributed to their reputation for being
• খ. which might contribute to its reputation for being
• গ. and this might have contributed to their reputation to be
• ঘ. a preference that might contribute to their reputation for being