Answer:
Deferred tax expense in 2015 is $1,006 million
Step-by-step explanation:
It is imperative to calculate the actual deferred tax liabilities in each year before proceeding to compute the deferred tax expense for 2015.
Tax year 2014
Total deferred tax liabilities $3,126
less;deferred tax asset ($764)
Actual deferred tax liabilities $2,362
Tax year 2015
Total deferred tax liabilities $4,211
less;deferred tax asset ($843)
Actual deferred tax liabilities $3368
The deferred tax expense for the year 2015 is the increase in actual deferred tax liabilities in 2015 that $1,006 million($3368-$2,362)
As result there would be a charge for deferred tax liabilities of $1,006 million in the year 2015