Please show steps.

Problem 3 - 10 points
In January 2018, Deep Sea Oil Inc. builds and begins operating an oil drilling platform in the Gulf of Mexico. The company expects to operate the platform for (see below) years and will be required to remove the platform at the end of (see below) years at an expected cost of (see below). Assuming that the discount rate is (see below) %.
a. Prepare the journal entry to record the asset retirement obligation (ARO) in January 2018
b. Prepare the journal entry to record the annual depreciation in 2018 and adjustment to the ARO.
c. Prepare the amortization schedule for the ARO.
d. Assume that at the end of (see below) years, it costs the company (see below) to remove the platform. Prepare the entry (assume payment is in cash).
Name	Estimated Cost	# of Years	Discount Rate	Cost to Remove
Gabriel	$10,000,000	8	10%	$10,251,000
Sarah	$25,000,000	9	8%	$24,889,000
Raul	$20,000,000	10	7%	$19,500,000
Jessica	$15,000,000	6	9%	$15,050,050
Bujar	$50,000,000	7	6%	$49,750,000
Genesis	$30,000,000	8	5%	$ 29,250,000
Ariana	$40,000,000	9	4%	$ 41,250,000
Belinda	$12,000,000	10	3%	$ 12,500,000
Alan	$60,000,000	6	2%	$ 58,900,000
Michael	$100,000,000	7	5%	$ 102,250,000
Li	$80,000,000	8	9%	$ 79,125,000
Lesley	$70,000,000	9	6%	$ 72,125,000
Melissa	$120,000,000	10	5%	$ 118,500,000
Aldo	$150,000,000	6	4%	$ 151,000,000
Gregory	$200,000,000	7	8%	$ 199,175,000
Alfredo	$140,000,000	10	7%	$ 139,500,000