Which of the Following Is the Proper Accounting Treatment for Purchased

Which of the following is the proper accounting treatment for purchased goodwill?

A) Goodwill must be capitalized when acquired, and amortized over 70 years or less.
B) Goodwill must be capitalized when acquired, and amortized over 20 years or less.
C) Goodwill must be expensed when acquired.
D) Goodwill must be capitalized when acquired, and expensed each year to the extent that the value has declined.