pls house ,A friend of mine got a mail 4rm CIC that his application and document have been reviewed ,and the vo is satisfied but the go have a concerns that on the current application form,you indicate that you have been refused any kind of visa,admission,or been ordered to leave Canada or any other country, that according to information in their record,you were refused a visa to the united states in 2017,which is false information.. but the vo said they will give him an opportunity to respond to the information ..that he given 15 days to respond..pls house how can he respond to this.....