Sentence Correction

Michelangelo, it is believed, had made his sculpture of David using an eight-inch plaster model that was recently discovered after being lost for nearly 300 years.

A. Michelangelo, it is believed, had made his sculpture of David using an eight-inch plaster model that was recently discovered aftJer being
B. An eight-inch plaster model is believed to have been used by Michelangelo for his sculpture of David and recently discovered after it was
C. An eight-inch plaster model believed to have been used by Michelangelo for his sculpture of David has been discovered after having been
D. It is believed that an eight-inch plaster model that Michelangelo used for his sculpture of David and has recently been discovered after it was
E. It is believed that Michelangelo used fan eight-inch plaster model for his sculpture of David, and it was recently discovered after having been

C