You want to filter a product collection so that it will return only SKUs 12 and 123. You will use a call to $collection->addFieldToFilter(‘sku’, ______________ ); Two of the following arrays could be used to complete that call correctly. Which…

A customer has complained that his reward points sum is inaccurate. In order to debug what has happened and to discover when changes were made to his reward points, where should you look for logging information? A. Database table enterprise_reward_history…