Which XXX reads an integer from file "data.txt$"?$ FileInputStream fileByteStream $=$ null; Scanner inFS $=$ null; int val; fileByteStream $=$ new FileInputStream$("$data$.$txt$")$; inFS $=$ new Scanner$($fileByteStream$)$; XXX val $=$ inFS.nextInt$()$; val $=$ nextInt$()$; val $=$ fileByteStream.nextInt$()$; val.nextInt$()$;