A(n)________ Typically Consists of a Distorted Image Displaying a Combination

Multiple Choice

A(n) ________ typically consists of a distorted image displaying a combination of letters and/or numbers that a user has to input into a form before submitting it.

A) American Standard Code for Information Interchange (ASCII)
B) Comprehensive TeX Archive Network (CTAN)
C) Entity-Relationship Diagram (ERD)
D) Completely Automated Public Turing Test to Tell Computers and Humans Apart (CAPTCHA)
E) Organization for the Advancement of Structured Information Standards (OASIS)