In the African language Manika, the affix, the meaning of which is similar to that of the suffix -ing in English, has two phonetic forms, as shown in the data given below. You are required to(1)give the two phonetic forms of the affix;(2)give the underlying form of the affix;write a formal phonological rule to derive the underlying form of the affix to its phonetic forms, using the words[dumuni]"eating" and[sungoli]"sleeping" to illustrate the process of derivation.（南开大学2011研)bugo hit bugoli hittingdila repair dilali repairingdon come donni comingdumu eat dumuni eatinggwen chase gwenni chasingda lie down dali lying downfamu know famuni knowingmen hear menni hearingsungo sleep sungoli sleeping