Q1. I would choose option 2 :which is offering to show Charles how to use the app,this will give him the opportunity to check is vital signs and also see if it can be provided in another format.
Q2. I would choose option 3 :I would suggest that Charles to speak to the medical team and the senior nurse so that it is progressed and done and the right time so that this will also be monitored.
Q3:I would choose option 1 :I would directs Charles to use the F.A.S.T advice which is Face-Does your face look different on one side?Arms-can you raise your arms?Speech -Is your speech slurred or different?Time to act fast-call 999 get help all this questions need to be asked in other to recognize the signs of stroke and so that he can get help fast.