B) It was created by Renier in a style that seems classical.
Explanation:
Rainer of Huy is one of the preeminent artists of the Mosan Art, a regional style that emerged in Belgium in the 12th century. It's a Romanesque style in essence, but this metalwork - you didn't give any image of it, but if it's a Reiner's art, I believe it's his baptismal font - had a different style. This metalwork has a huge influence on the classical art style, especially Greek and Roman. This decision to create a classical art style departures this baptismal font from the traditional Romanesque ideas.
Statement is false. The typical classical orchestra did not always consisted trombones, drums and strings with harpsichord continuo. Strings, horns, trumpets, timpani and pairs of woodwinds were nearly always found in the typical classical orchestra.