Q: At what company were Meucci's prototypes supposedly lost?
A: Meucci's evidence in this case was disputed due to a lack of material evidence for his inventions as his working models were purportedly lost at the laboratory of American District Telegraph (ADT) of New York, which was later incorporated as a subsidiary of Western Union in 1901.
Does the answer correctly answer the question

OPT: -yes; -no;
yes