Sino Ang Nag Buo Ng ABAKADA ​

sino ang nag buo ng ABAKADA
​

Answer:

Lope K. Santos

In 1939, Lope K. Santos developed the Ang Balarila ng Wikang Pambansa (The Grammar of the National Language) which, apart from containing grammar rules, contained the 20-letter alphabet designated as Abakada.

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