I would agree with you, artifice seems to be the correct answer, because those could be all the materials used to deceive us into thinking the actor is much older than he/she really is.
Answer:
The words sand, go, his, head, and rough are words.
Explanation:
The repetition of 'how we ended world war one' emphasises the fact that they are probably proud of the actions they've done to end the war. They want to inform you that they did these specific things to prevent the war from going on. It's like a reminder to the reader that the people then did a lot.
Answer: B : Circle; Travels
Explanation: Mars and Venus circle the Sun, but the moon travels around Earth.