Which scenario illustrates how sales promotion can erode brand loyalty?

Group of answer choices

A television ad of a specific brand increases the sales for the entire product category, thus benefiting the competitors as well.

A firm airs a radio ad similar to a competitor's, which results in consumer brand confusion.

A newspaper article on the side effects of deep$-$fried food causes most fast food chains to lose their customers.

A wholesaler switches between brands as he is attracted by price deals and promotion allowances of various competing brands during Christmas.

An insurance company has not been able to gain employee commitment or loyalty even after providing regular training to its sales force.