The best answer here would be pencil.
Artists use pencil to make sketches and create studies. They then use these sketches and studies to create their final larger piece. They use pencil because it's quick, can be corrected, lightweight and easy to use. Before pencils artists would make charcoal drawings but once we had pencils it made sense to use them as they aren't messy like charcoal.
Answer:
It looks perfect what I would suggest is to show your teacher this so they can see.
Explanation:
Answer:
probably space because for is more like 3D where space is space like it says and it give significance to an area to leave space around it