Which of the following sentences is correct ?

Find out the odd one :

I. organism

II. Tourism

III. Hypoism

IV Hypnotism

Find out the odd one :

I. Criticism

II. Racism

III.Atheism

IV. Egoism

Match Column A with Column B to form a new word and select the correct answer from the codes given below :

Find out the odd one :

I. countryside

II. inside

III. preside

IV. hillside

Match the following words given in Column A with their meanings in Column B and select the correct answer from the codes given below :