PLSS HELPP (DON’T GIVE ME LINKS LIKE cutlink. ml/0tj3C OR I WILL REPORT)

Read the passage.
Nineteenth-century houses were typically heated with anthracite( a hard, rocklike, fossil fuel). This natural resource, which many people simply called “hard coal”, was also used as fuel for trains and machines during the Industrial Revolution.

Which term in the passage is defined by the phrase in parentheses?
O anthracite
O fossil fuel
O rocklike
O natural resource