Which of the Following Would Be Considered an Intangible Asset

Which of the following would be considered an intangible asset? 1. leasehold improvements
2) goodwill
3) land
4) mineral deposits
5) patent

A) 2, 3, 4, and 5
B) 1, 3, and 4
C) 2 and 4
D) 2 and 5