Here is the full solution for CraftConnections Day 70. Each group is shown with its difficulty colour and a redundant shape, so it stays readable if you are colour blind.
Classic — Day 70
● Chestplates Iron Chestplate · Golden Chestplate · Copper Chestplate · Leather Tunic
▲ Shovels Copper Shovel · Netherite Shovel · Golden Shovel · Iron Shovel
◆ Crafted with string Bundle · Fishing Rod · Crossbow · Candle
★ Farmer villagers plant these Beetroot Seeds · Potato · Wheat Seeds · Pitcher Pod
No-overlap — Day 70
● Meat Raw Chicken · Raw Beef · Cooked Mutton · Raw Rabbit
▲ Crafted with iron Stonecutter · Shears · Block of Iron · Cauldron
◆ You can feed these to a horse Sugar · Wheat Crops · Enchanted Golden Apple · Hay Bale
★ An enderman can pick these up Warped Nylium · TNT · Crimson Roots · Warped Fungus