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.
Maybe something like crystal I think, but out of yours I would pick karma!
Answer:
<em>This probably won´t be funny to anyone else, but, it is to me. </em>
<em>Me when my therapist asks how many times I say I wanna die in a day:</em>
<em>I don´t know? I wasnt COUNTING.</em>
<em></em>
Kid: <em>I wanna be a dinosaur!</em>
Mom: <em>Why, because there cool and scary?</em>
Kid: <em>No, mom! Because there dead.</em>
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Me: <em>They always say weird flex, but okay, but never say weird flex, are you okay?</em>
Explanation: Uh..y e a h-