The harp device has been synonymous with Guinness since 1862 when it was used as a symbol on the first bottle label for GUINNESS®. It was registered as a Guinness company trademark in 1876. It is because of the harp trademark that Guinness named its first lager 'Harp' in 1960.
It is A. Pathos.
It simply shows emotions in it therefore it is pathos.
The answer is the second one, Balance.