This question has options. Answer the question about text:

Since we had a few minutes we figured we 'd run up to the Ice House and check out Christa 's shin dig . Was accosted at the door by another less than pleasant door guy . Christina went pee and we made a bee line for the parking lot , since Christina was having heart palpation 's being there .

What may be the reason for Christina 's heart palpitations ?
Available options:
(I) They had been drinking too much .;
(II) The people there made her nervous and anxious .;
(III) None of the above choices .;
(IV) The place reminded her of bad memories .;
(II)