Knowledge: Then in English
In this sentence we use the present perfect tense. The present perfect describes an action that started in the past and continues up to the present
Present perfect tense structure: S + have/has + PP
The subject in the sentence is singular, so we use has
In addition, VNAH (11) ……….. a program to support the government in improving activities benefiting people with disabilities.
Translated: In addition, VNAH has also implemented a program to assist the government in improving activities that benefit people with disabilities.