There aren’t many professional coopers left；it’s practically an extinct profession．There was a time when every town and village had a cooper．He used wood and metal to bang out containers．A dry cooper would make barrels to hold dry goods Line such as tobacco or cereal．A dry tight cooper made watertight casks that might(5)hold flour or gunpowder．A wet cooper made containers that could with stand pressure and hold liquids like vinegar or beer．A white cooper concentrated on washtubs，butter churns，and buckets of all sizes．These days，coopers exist primarily to accommodate the wine industry；certain fine wines and cognacs are still aged in oak barrels，most made by machine，not by hand．
Select one answer choice．
Based on the information in the passage，it can be inferred that in modern times．the most common cooper is

The small herbivorous mammal known as the hyrax is something of a mystery，for it mixes complexity with extremely primitive characteristics．For example， although it is warm-blooded，it has very poor temperature regulation．For warmth，Line hyraxes often bask in the sun or huddle in groups．The male hyrax’s testes do(5) not descend，and the foot of the hyrax resembles that of an elephant rather than another small mammal’s．The hyrax looks at first glance like a guinea pig，but its complex stomach is more like that of a camel or a deer．In summary，the hyrax is unlike any animal on earth；it is unique enough to have its own taxonomic order． Consider each of the choices separately and select all that apply．
Which of the following characteristics are used to support the author’s contention that the hyrax is in some ways quite primitive?