Choose the word that best fits the blank space in the following passage

It’s her (1) _______ day of the new school year (2) _______ Grade 6. She (3) _______ up very early. She washes (4) _______ face, (5) _________ her teeth, does some exercises and then (6) ________ a shower. She has (7) _______ small breakfast with her (8) _________. At a quarter (9) _________ seven, she gets dressed and (10) _______ to school.

(1)...................

• A. 
  one
• B. 
  an
• C. 
  a
• D. 
  first