They claim to have seen the robber in several cities.
Present Indefinite Tense in Active Voice changes to ‘is/am/ are + V (iii)’ in Passive Voice while Present Perfect Tense in Active Voice ‘has /have + V3’ changes to ‘has/ have + been + V (iii)’ in Passive Voice. Rest conversion rule is same. Thus, the correct answer will be option 4- The robber is claimed to have been seen in several cities.
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