English grammar error-spotting (verb ‘‘ensure’’ pattern—no ‘‘for’’ before the object): Identify the erroneous part; select ‘‘No error’’ only if the sentence is fully correct: ‘‘Emphasis on equality of life ensures / for the health and happiness / of every individual. / No error.’

Given data

• B inserts ‘‘for’’ after ‘‘ensures’’.

Concept / Approach‘‘Ensure’’ is a transitive verb that takes a direct object, not a ‘‘for’’-prepositional phrase. We say ‘‘ensure the health and happiness …’’

Correction‘‘Emphasis on equality of life ensures the health and happiness of every individual.’’

Common pitfalls

• Adding unnecessary prepositions after transitive verbs (ensure, discuss, comprise).

Final Answerfor the health and happiness