As a form of training and development, Jack attended a gathering where he listened to a speech from someone who was twenty years his senior and had been in the business for forty years. Jack was engaged in what form of training and development?

Conference/Seminars

Explanation:

Conference/Seminar is a form of social event in which a group of people with similar interest gather in a certain place in order to talk/discuss about a specific issue.

Typically, every conferences/seminars will invited several people as the 'speakers' . These speakers are chosen based on their experience or knowledge in that specific issue.

In the case above, Jack is most likely attending a business conference and the speaker is someone who has a business experience for over 4 years.

anyone below or above ambitious can tell you. so crowns mean brainliest. getting brainliest means your answer needs a good explanation and the person asking the question can understand your answer easily. so say there's a multiple choice question. you don't just want to say your answer is a, hope it . provide evidence and reasoning so that they know that that is the correct answer. a good explanation should have evidence, good reasoning, and your opinion on why you picked that. you don't want to look up their question on the internet and see if you can answer it. pick questions that you 100% know the answer to, so than that way you can provide a better explanation.

best of luck,

the divergent