Here is the full solution for CraftConnections Day 75. Each group is shown with its difficulty colour and a redundant shape, so it stays readable if you are colour blind.
Classic — Day 75
● Pickaxes Iron Pickaxe · Netherite Pickaxe · Wooden Pickaxe · Stone Pickaxe
▲ Wool Orange Wool · Gray Wool · Light Blue Wool · Blue Wool
◆ Farmer villagers plant these Beetroot Seeds · Potato · Pitcher Pod · Carrot
★ Piglins will not attack you for holding these Golden Apple · Golden Carrot · Raw Gold · Golden Nautilus Armor