In this case the answer B is correct; Iron.
Metalworkers in ancient India were renowned for their skills in creating different types of objects that were of very pure quality and the highest standards. These of course were not that common and not just anyone could obtain or afford such items.
A. Mulberry Trees
Silk originated from Northern China, silkworms were usually found there in mulberry trees
Hes best known for serving as the president of the confederacy from 1861 to 1865
Explanation:
The passive voice is a verbal construction in some languages for which is presented to the subject as passive, while action taken by the verb is performed by a complement and not by the subject agent the verb in active voice.
