schlick I've noticed while learning Portuguese (Portugal) 1 that sometimes the answers shown aren't complete when there are multiple uses. I'm attaching a couple pictures showing an example of a cut off answer and the also cut off but the other way around answer when I clicked "I don't know. The correct answer is #1 .
7shi The parentheses should be treated as optional from the answer, but it is difficult to treat them when used in conjunction with a semicolon. Perhaps the creator intended it to be treated as alternate answers.