question 64\n0.25\nwhat metamorphic rock is produced from a limestone protolith?\ngabbro\nrhyolite\nslate\ngr…

Brief Explanations:

When limestone undergoes metamorphism, the calcite in limestone recrystallizes under heat and pressure to form marble. Other rocks listed are either igneous (Gabbro, Rhyolite, Granite) or metamorphosed from different protoliths (Slate from shale, Gneiss from granite - like rocks or sedimentary rocks with high - silica content, Schist from mudstones or shales).

Answer:

Marble