Tin Mines International Ltd. discovered a new iron ore deposit, the Grouse Mine, and began production on January 1, 2017. The province requires mining companies to return the land to its natural state at the end of mining activity. Tin Mines International estimates that it will operate the mine for 25 years, at which time it will cost $25,000,000 for the land restoration project. Tin Mines International uses an 8% discount rate, and follows ASPE. At the end of 2017 Grouse calculated the present value of additional ARO to be $125,000.

a)Record any obligation for land restoration at January 1, 2017.

b)Record any entry (entries) required related to this obligation at December 31, 2017.