A scientist has determined that a recently discovered ancient Chinese

A scientist has determined that a recently discovered ancient Chinese weapon, buried since approximately 1300 B.C., is encrusted with silk, a fabric previously thought to have been invented 1,000 years later.

A. A scientist has determined that a recently discovered ancient Chinese weapon, buried since approximately 1300 B.C., is encrusted with silk, a fabric previously thought to have been invented 1,000 years later
B. Buried since approximately 1300 B.C., an ancient Chinese weapon had been recently determined by a scientist to be encrusted with silk, a fabric previously thought to be invented 1,000 years later
C. A scientist has determined that a recently discovered ancient Chinese weapon is encrusted with silk, a fabric previously thought to have been invented 1,000 years later, after having been buried since approximately 1300 B.C.
D. After being buried since approximately 1300 B.C., a scientist has determined that a recently discovered ancient Chinese weapon is encrusted with silk, a fabric previously thought to have been invented 1,000 years later
E. A recently discovered ancient Chinese weapon, buried since approximately 1300 B.C., has been determined to be covered with silk by a scientist, a fabric previously thought to have been invented 1,000 years later

Hi, although I think (A) and (C) are the only choices which sounds right to start with,
I want to know whether we can rule out (B), (D), (E) straight away from the choices, please.