Mr. Sharma, Mr. Gupta and Ms Sinha invested ₹4,000, ₹8,000 and ₹6,000, respectively, in a business. Mr. Sharma left after 6 months. If after 8 months, there was a gain of 34,000, then what will be the share of Mr. Gupta?
A₹14,000
B₹20,000
C₹12,000
D₹16,000