Final Answer:
a. When fingerspelling, the slide movement is used to signify a double letter, and in the given options, the name "abby" requires this movement to accurately represent the double letter 'b.' Understanding these fingerspelling techniques is essential for clear communication in sign languages like American Sign Language (ASL).
Step-by-step explanation:
When fingerspelling in sign language, the slide movement is used to signify a double letter. In the case of the given options, the name "abby" requires the use of the slide movement as it contains a double letter, 'b.' The slide movement is a specific technique used to differentiate between single and double letters, enhancing clarity in communication.
In American Sign Language (ASL) and other sign languages, fingerspelling is a crucial component for conveying names, specific terms, or unfamiliar words. The slide movement is employed when spelling words with consecutive identical letters, indicating the presence of a double letter.
Choosing option 'a. abby' as the correct answer recognizes that this name requires the slide movement to accurately represent the double letter 'b.' Understanding and applying these nuances in fingerspelling contribute to effective communication within the deaf and hard-of-hearing community.