Southwest Pasta Salad

1 can whole kernel corn, drained
1 can black beans, drained and rinsed
1 small can chopped green chilies
1 pint grape tomatoes, quartered
1-2 avocados, sliced
8 oz, tri-colored rotini, cooked and drained
3/4 c. mayonnaise
2 tbsp. lime juice
1 teas(plus or minus) chili powder
1 reas. cumin
1/2 teas. onion powder
1/4 teas. salt
pepper to taste
Combine and marinate for 40 min before serving.

**add 1 cup diced chicken for maindish