Answer:
Calvert Richard Jones
Explanation:
Just five years later, in 1846, the first known act of photographic retouching was performed by a Welsh colleague of Talbot's named Calvert Richard Jones, or perhaps by one of Jones's associates
D. It’s a sketch. That is, if you talking about, an art piece.
Answer:
Structured Documents
Explanation:
Structured Documents consist of hierarchy in the files. They may include data files. HTML (Hyper-text markup language) documents and XML (Extensible Markup Language) applications are the examples of Structured Documents.
System software<span> is a type of computer program that is designed to run a computer's hardware and application programs. If we think of the computer </span>system <span>as a layered model, the </span>system software<span> is the interface between the hardware and user applications</span>