Look at the Mérode Altarpiece by Robert Campin. This painting is:
A. The first oil-based triptych.
B. An illuminated manuscript.
C. A finely detailed mosaic.
D. A portable fresco.
![Look at the Mérode Altarpiece by Robert Campin This painting is A The first oilbased triptych B An illuminated manuscript C A finely detailed mosaic D A portabl class=](https://us-static.z-dn.net/files/deb/e2ee73216a9acb63168082108b15d373.png)