Home › Forums › setting the stage › Advantages question 1 › question 3 This topic has 0 replies, 1 voice, and was last updated 1 year ago by sara_shahbazi. Viewing 1 post (of 1 total) Author Posts November 16, 2023 at 10:35 am #10103 sara_shahbaziParticipant I think because our knowledge and time is not sufficient. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In