Where was the novel from the word quark was taken

The word quark  originally appeared in a single line of the the novel Finnegans Wake written by the Irish author James Joyce (1882–1941). The protagonist of the book is a publican named Humphrey Chimpden Earwicker who dreams that he is serving beer to a drunken seagull

Answerboth technicians (a) and (b);

When seismic waves hit a fault, the waves are reflected off the fault. seismograph can detect these reflected seismic waves. geologists then use these data to map the fault's length and depth