Which of the following corresponds to information barrier-free?
a) An environment in which information devices can be utilized practically, even when
the data entry method is limited to only voice, handwriting, etc.
b) An environment in which a user in motion can utilize a communication terminal
such as a cell phone and a smartphone
c) An environment in which a working style without time loss and emotional distress
because of commuting is made possible through the use of information
communication technology
d) An environment in which individuals can utilize computers seamlessly by means
such as mobile computing and home networks