Of all the things to eat in the world, Ernie the Bear liked wild blueberries best. He could eat bucket after bucket of blueberries. The problem was not enough blueberries grew wild in the hills where Ernie lived. He was always hungry for more.All day long Ernie the Bear searched the mountains, eating every blueberry in sight. One day some hikers came by carrying jackets with big buttons. The buttons looked just like giant blueberries to Ernie. He felt so hungry! Before he knew it, he had gobbled down every button. Poor Ernie the Bear really had a stomachache then!QuestionWhy did Ernie get a stomachache?Answer options with 4 options1.He ate too many berries.2.He ate buttons instead of berries.3.He couldn't find enough berries to eat.4.He didn't like the taste of blueberries