Jeff, an avid angler, decided to retire early to pursue a career of making and selling custom handmade fishing flies and lures. this is an example of identifying business ideas from

Interest and hobbies

Explanation: In simple words, interest or hobbies refers to the tendency of an individual of performing an activity without the intent of having any materiel benefit from it. Such activities are performed for the purpose of mental satisfaction and self fulfillment.

In the given case, Jeff is habitual of making handcrafts and thus wants to do that activity for monetary benefits. Thus, he got the business idea from his hobby.

answer; /// i believe the correct answer is (market share); good luck

answer; the correct answer to the above statement is (true);