If you sell all-exclusive rights for a photograph to a magazine publisher, the publisher can:

a. Only use the photograph in one publication, one time.
b. Only use the photograph in one publication, but it can be used in the same publication again in a later monthly issue without further payment.
c. Use the photograph any number of times within only one publication.
d. Use the photograph any time in the future for any number of times.

d. Use the photograph any time in the future for any number of times.