4. PART B: Which quote from the text best supports the answer to Part A?
OA "the Ministry said, 'and various scientists who have researched
dolphin behavior have suggested that (they have) unusually high
intelligence... compared to other animals." ( Paragraph 3)
OB "Big-brained animals almost certainly wouldn't want to spend years
lugging polyester-skinned mammals across shallow swimming
pools six days a week." ( Paragraph 6)
OC "Twenty-four dolphins, after years of service, were being
'reassigned, the story said, so that sea drones, or unmanned
underwater vehicles (UUVs, in Navy parlance) could take their
place." ( Paragraph 8)
OD "That, of course, was my mind shouting: what the dolphins were
thinking, if they even noticed the change, is anybody's guess." (