The meaning increase twofold. do double duty
A development of abstract art that originated in New York in the 1940s and 1950s and aimed at subjective emotional expression with particular emphasis on the creative spontaneous act (e.g., action painting). Leading figures were Jackson Pollock and Willem de Kooning.
So I would say A.
I’m so sorry if I’m wrong 3>
That phrase means that the picture is something very meaningful and it has a lot of worth to it . like dedication, and thoughts.
That answer is because of pre-history if the question asks why it is valuable it is because of rather how long it has existed and what time remnant it existed in.<span />