The hikers considered snakes hazardous. which word in the sentence functions as an objective complement?

1. to beg for forgiveness in a very humble way =eat humble pie, eat crow, eat dirt

2. to dejected or unhappy= eat one's heart out

3. to withdraw what you have said=eat one's word

4. to eat tremendous amounts of food= eat away

5. to give one no trouble; do whatever ones wishes= eat out of one's hand

6. to nibble or gnaw at= eat their heads off