Mexican Veggie Salad

Ingredients:
1- 12 ounce package frozen corn, prepared according to package directions
1 cup diced celery
½ cup diced red onion
½ cup sliced black olives
1 cup broccoli florettes
1 cup cauliflowerettes
1 can black soybeans, rinsed and drained
1 carton grape tomatoes cut in ½
1-16 ounce package shelled edamame, prepared according to package directions
1 package of zesty Italian dressing mix, prepared according to directions on package