Choose the word whose underlined part is pronounced differently

I.Choose the word whose underlined part is pronounced differently:
1. A.bus B.fur C.trunk D.sun
2. A.enjoyed B.travelled C.listened D.collected
II.Choose the word that has a different sstressed syllable from the rest:
1. A.decide B.marble C.transport D.railway
2. informative B.experience C.helicopter D.traiditional