This was a really tricky question! I went with the A.
Looking at the OE, it takes into consideration that the internet(where the online matrimonial site is hosted) is not actually a place and thus prefers "in which". But, in current times, where virtual reality is so much close to reality, we really can't differentiate between the two sometimes!
Looking at the OE, it takes into consideration that the internet(where the online matrimonial site is hosted) is not actually a place and thus prefers "in which". But, in current times, where virtual reality is so much close to reality, we really can't differentiate between the two sometimes!






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