You are given a statement in Croatian, a question word and four choices in Croation. If the question word is "cause", you should choose the option that is most likely to be the cause of the statement. If the question word is "effect", you should pick the choice that is most likely to be a consequence of the statement. Write the exact text of the choice, not the number.

Statement: Glumčevo je srce treperilo prije nastupa.
Question: cause
Choice 1: Moja me susjeda pozvala unutra.
Choice 2: Imao je tremu.
Choice 3: Sjeme je niklo.
Choice 4: Zapamtio je svoj tekst.
Imao je tremu.