In order to make a quotation clearer or fit grammatically into your sentence you could have words and phrases and enclosed by

In order to make a quotation clearer or fit grammatically into your sentence you could have words and phrases and enclosed by brackets. These are placed around the change. The brackets always go together in pairs. Enclose words are intended to clarify meaning, provide a brief explanation, or to help integrate the quote into the writer’s sentence.

she was killed in her home during hurricane katrina. b.she was relocated to another town after hurricane katrina. c.she died trying to get victims of the hurricane to safety. d.she is still missing — police do not know where she is.

this question is not school related. refrain from asking non school or academic related questions in the future.