Which of the Following Is True Regarding the Accounting for Property,plant,and

Which of the following is true regarding the accounting for property,plant,and equipment under international accounting standards?

A) Upward revaluations of property,plant,and equipment are not allowed.
B) The option is available for an entity to adjust upward the carrying value of property,plant,and equipment to fair value.
C) All entities must adjust upward the carrying value of property,plant,and equipment to fair value.
D) An entity has the option to adjust upward the carrying value of property,plant,and equipment to fair value,with gains and losses being shown in other comprehensive income.