Dampier is the seaport of which of the following country?

The world’s first oil-well drilled in Titusville in Pennsylvania, the U.S.A. in the nineteenth century. On August 27, 1859, George Bissell and Edwin L. Drake made the first successful use of a drilling rig on a well-drilled especially to produce oil, at a site on Oil Creek near Titusville, Pennsylvania.

There are 28 tiles in a complete set of double-six. Each domino has a different combination of dots. Dominoes is a family of tile-based games ( A tile-based game is a game that uses tiles as one of the fundamental elements of play) played with rectangular “domino” tiles. Each domino is a rectangular tile with a line dividing its face into two square ends.