A retailer sources its products from two separate suppliers, supplier A and B. The retailer needs two different products, product X and Y. Of all the products sourced, one can characterize any given product by two criteria: who supplies the product, and what is the product. The joint probability table (incomplete, missing values are c1,c2,c3,c4,c5) is listed below. Product X Product Y Total Supplier A 0.3 c2 0.45 Supplier B 0.4 c3 c5 Total c1 c4 1 What is the value of c3