Beaumonde Womens Knittedd Cardigan Crew Neck Button Closure

Which size fits m/l im little confused my mom fits m/l. Plz if any one can help

What is the centre back length of the cardigan from neck to hem? I am interested in size 14-16 but measurement of other sizes would be helpful.

What is the width of the 10 -12 size please?

Please could you please tell which country made it is?