Answer: Webinars are a better format for training sessions.
Explanation: Webinar is the service that is provided through the medium of internet for online presentations,training or meetings. Thus they are good format for the online training sessions.
Other options are not true because podcast is the audio file that need to be downloaded or installed in the mobile or computing device then available for interaction with speakers.They are neither better as compared with the webinar in regard with lead generation.
Webinars require proper planning for execution. Internal monitoring device is sufficient for tracking the views on page numbers.