Answer: The author will write, scribble, fidget, and meet an obstacle.
Explanation: Parallel structure occurs when similar elements, especially verbs, in a sentence are similar to one another. In the correct sentence, "The author will write, scribble, fidget, and meet an obstacle", the verbs, write, scribble, fidget, and meet are similar and are simple present tenses.
I personally think it is the material for the thing made from it
The answer is B thank me later :)