Answer:
B. If you focus too narrowly on one goal, you may miss opportunities
Explanation:
The passage is a story of two classmates who have one goal for a product and end up having multiple purposes and functions for the product. Thus clearing out option C regarding a true friend and option D to leave creativity to experts. Regarding option A, no mistake was made, a plan was followed and a product was made with muiktiple functions and purposes. Thus leaving option B to be correct, stating if you focus too narrowly on one goal you may miss opputunities for others, meaning expansive thinking is always helpful in the creativity process.