Answer: A disadvantage of online learning is that B) some trainees may not be motivated to learn through technology.
Step-by-step explanation: Online learning consists in a form of education that is offered through the Internet. In that way, online learning can be described as a type of distance education that includes many useful tools. However, one disadvantage of online learning is the possibility of finding trainees that are not used to take advantage of technology. For example, some adults and old people may not be motivated to learn through technology because they may not know how to surf on the Internet or they would prefer to read a paper book.