Read the Paragraph Below and Answer the Questions That Follow

Multiple Choice

Read the paragraph below and answer the questions that follow.
(1) Some mixed-breed dogs that would once have been referred to as mutts are now enjoying a new status as popular and expensive "designer dogs." (2) For instance, the labradoodle, a cross between a Labrador and a poodle that can cost up to $4,000, is one sought-after combination. (3) Other popular "doodle" dogs include the schnoodle (a schnauzer-poodle mix) and the goldendoodle (a golden retriever-poodle mix) . (4) Many dog lovers are willing to plunk down large sums for a cockapoo (a cocker spaniel-poodle mix) or a yorkipoo (a combination of a Yorkshire terrier and a poodle) . (5) Even England's Queen Elizabeth is fond of a specialty mixed-breed known as the dorgi, a cross between a dachshund and a corgi.
Select the number of the sentence containing a transitional expression that introduces an illustration.

A) Sentence 2
B) Sentence 4
C) Sentence 5