An angel visits a young woman and brings her news she would have barely understood and even more… struggled to accept.
Mary did not see herself as anyone special. As far as the usual indicators go, Mary was not anyone special. It was somewhat incongruous to her that she had been considered a ‘favoured one’.
The angel tells Mary she is being entrusted with a world shaping responsibility. Her response is simply to acknowledge her humble station and declare herself available.