A few things have been grouped as follows. Identify the property common to all things in each group. Group I - glass, cup, bucket, mug jug Group II- man, cow, camel. Group lll- copper, iron, silver, gold Group IV- chair, table, stool, bookshelf
Group 1-non lustrous items
Group 2 -living things.
Group 3-metals
Group 4-non living things