How can congress override a presidential veto

The social contact theory states that

Your competitor is called create your own yogurt, and it uses artificial flavors that customers use to create their own yogurt. in the lesson, you learned about three techniques businesses can use to compete with one another. in two to three sentences, explain how you will address each area of competition to make your business successful against this competitor.

Which worm is described by these characteristics? - is part of the phylum nematoda - has nostrils but no eyes - moves its body by bending from side to side