A)Decide which word is the odd one out in each of

A)Decide which word is the odd one out in each of the following groups of words: 1. natural, social, digital,technical 2.digital,natural,analog,hybrid 3.theories,tools,machines,materials 4.radio,knowledge,telephone,television 5.the universe,plants,trees,animals b)Find the names for the groups of words. Fill in each of the spaces: 1. natural,social,technical-... 2.digital,analog,hybrid-... 3.radio,television,telephone-... 4.tools,machines,materials-... 5.plants,animals,trees-...