III. This problem set has four questions and concerns the phonological alternations among singular (  sg  .; e.g., house), singular definite (  sg. def.  ; e.g., the house) and plural (  pl.  ; e.g., houses) nouns in Somali. Read through the following questions and the data given. Answer these questions following the instructions given. These questions might be related to each other; hence, your answer to one of them might be built on the answer you have had to its precedent.

Note: [ß, ð, γ] are voiced fricatives, [d] is a retroflex stop, and [r] is a retroflex fricative. For the alternation between [lt] and [s], simply arbitrarily state it as: [lt]→ [s].

Q3. The data in Table 3 show a vowel-zero alternation.

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