I believe the answere is A
Answer: became an independent republic on 9 August 1965
Explanation:
Sandra is most likely engaging in hostile aggression
These simple language mistakes are known as grammar errors. Specifically, these grammar errors are word tense errors. In the above example, it was a past tense error wherein saw is already in its past tense so there is no need for an "ed" at the end. Also, "goed" should be "went" instead.