Choose the word that has the underlined part pronounced differently from the others

A.PHONETICS
I.Choose the word that has the underlined part pronounced differently from the others
1. A.poison          B.visual          C.measure          D.pleasure
2. A.Ideal          B.item          C.idiom          D.identical
II.Choose the word whose stress pattern is pronounced differently from the others
1. A.accent          B.cattle          C.damage          D.disaster
2. A.national          B.physical          C.arrival         D.natural