Best Bean Salad

INGREDIENTS

• 1 (14.5 ounce) can green beans, drained
• 1 (14.5 ounce) can wax beans, drained
• 1 (15.5 ounce) can garbanzo beans, drained
• 1 (14.5 ounce) can kidney beans, drained
• 1 (14.5 ounce) can black beans, drained
• 1/2 cup chopped green pepper
• 1/2 cup chopped onion
• 1/2 cup chopped celery
• 1/2 cup salad oil
• 1/2 cup vinegar
• 1/2 teaspoon salt
• 1/2 teaspoon ground black pepper
• 3/4 cup white sugar