Answer:
a painting done rapidly in watercolor on wet plaster on a wall or ceiling, so that the colors penetrate the plaster and become fixed as it dries.
Explanation:
A Historian would look for a primary source (option d. ) - the definition of a primary source is that it was written at the time of the event, and not later (this is the secondary choice).
Roche states previously that in practice, judges "adapt the Constitution to a necessary end." This means that the judges, based on their party affiliation, can bend and interpret the Constitution, which has given the Constitution its survival power.