Thanks for the feedback, guys, you have been extremely helpful.
Regarding my choice of repertoire, I don't have much choice though, these are what are listed in the diploma regulation, i have to pick two pieces from each list
List A
J.S Bach Chromatic Fantasia and Fugue BWV 903
Bartok Suite op.14
Beethoven 32 Variation in C Minor Woo 80
Beethoven Sonata in C Minor, op.10 no 1
Chopin Ballade in Ab, op.47 aka Ballade no 3
Clementi Sonata in Bb, op.12 no 1
Haydn Sonata in E minor, Hob XVI/34
Mozart Sonata in C Minor, K. 457
Ravek Any 2 pieces from Le Tombeau de Couperin
Schubert Sonata in A minor, op posth 143 / D .784
List B
JS Bach Prelude and Fugue in D Minor, BWV 851
from WTC Book 1
Brahms G Minor Rhapsody Op 79 No 2
Britten Moderato and Nocturne ( 1940 )
Chopin Fantasie Impromptu op 66
Debussy Preulde vol 1 and vol2, any two movements
Faure Nocturne No 4 In Eb op 36
Howells Finzi's Rest and Berkeley's Hunt
Poulenc Trois Novelettes no 1 and no 2
Prokofiev Vision Fugitive no 1-5
Rachamaninoff Prelude op 32 no 5 and no 10
Schubert Impromptu in Gb, op 90 no 3
Sculthorpe Mountains
Shostakovich Prelude and Fugue in Db, op 87 no 15
So out of the pieces here, I picked one from each era. I have only exactly half a year to practice more, the exam will be on May, and hopefully I can learn more pieces to feature in my debut recital

On a side note, I have started the Ballade, and this piece is really difficult