The antonym is D. Reckless because cautious is to be very careful about your thoughts and actions. Reckless is completely insane. Your Welcome:)
3) They resulted in the passage of new laws or regulations.
<u>Answer</u>:
The grave, where the playwright was buried in 1616, carries the warning: "Good friend, for Jesus' sake forebeare, To digg the dust enclosed heare; Bleste be the man that spares thes stones, And curst be he that moves my bones."