8. Interest is eligible to be capitalized as part of an asset's cost, rather than being expensed immediately, when:

a. The asset is a discrete construction project for sale or lease.

b. The interest is incurred during the construction period of the asset.

c. The asset is self-constructed, rather than acquired.

d. All of these answer choices are correct.

Please explain the concept, and explain why each answer choice is or isn't the correct answer. Thank you.