Answer:
A)Display product bug data in salesforce via visual force page
C) Use SOAP API to integrate the external database with salesforce.
Explanation:
From the question we are informed about how Customers can contact Universal Appliances to report problems with their appliances within 30 days of delivery. Support a quick-view-only access to an external database that stores over 100,000 known product bugs logged by the product engineers. In this case the solution that a consultant should design to meet this requirement is to
✓Display product bug data in salesforce via visual force page and
✓Use SOAP API to integrate the external database with salesforce.
SOAP can be regarded as a system of standard communication protocol which is used in proceses when utilizing different operating systems such as Linus when communicating through HTTP or XML. SOAP APIs can recover and delete records such as password or custom objects.