【单选题】

Which of the following can be inferred from the passage about the technology employed in optical computing

A、The technology is more expensive to develop than the technology that was required in electronic computing.
B、The search for technology necessary for all-optical computing is considered unfeasible and has been largely abandoneD、
C、Optical computers systems that rely on digital partitioning algorithms in tandem with error-correction codes are considered hybrid technology.
D、The technology necessary for digital optical computing appears within closer reach than the technology for analog optical computing.
E、The most feasible version of optical computing at present is a synthesis of electronic and optical technology.