Which choice most logically completes the text? | Verbal SAT Question

The British Bronze Age began when sophisticated metalworking was introduced to the British Isles around 2500 BCE, and it lasted until around 700 BCE. Collections of Bronze Age metal items (called hoards) have been found all over Britain, and while most of the objects found in these hoards are weapons or tools, some are purely decorative. Hoards such as the Horsehope Craig hoard included bronze weapons and jewelry, but a few included objects made of gold, such as the Whalley hoard, which contained bronze weapons and gold jewelry. As ancient metalsmiths in Britain gained knowledge from working metals like bronze, they were able to apply those skills to work other metals as well, but it’s not surprising that few hoards contained gold because

Which choice most logically completes the text?

gold was much rarer and more difficult to obtain than bronze.

not all jewelry from the Bronze Age was made of gold.

gold was more valued for its beauty than bronze was.

some hoards were found as a result of artifacts being dug up by accident.