Cardigan or Hoodie knitted in one piece up until the armholes

Ages – approximately: 3-6mths(6-12mths,1-2yrs,3-4yrs)
Finished garment size: 50(54, 58, 64)cm
Back length: (not including hood) 27(30, 33, 36)cm
Sleeve length: 17(20, 23, 26)cm

Yarn: 8ply 50g-100m/109yd ball
Cardigan yarn qty: 3(4, 4, 5) balls
Hoodie yarn qty: 4(5, 5, 6) balls

Other requirements: 3.75mm US5 & 4.00mm US6 straight needles or circular with 60/80cm 24”/32’ cord, 6 stitch holders, 6 place markers. 67,8,9 15-20mm buttons for cardigan, 56,7,8 15-20mm buttons for hoodie
Optional Hoodie only: 78,9,10 stitch markers to keep track of the increases in hood