What role did cloves play in the european voyages of discovery?

Many spices were found during the European voyages. They discovered cloves, specifically, because of the many uses. The buds can be turned into a jam to provide food. Cloves were also used to flavor vinegar. The most important discovery is the medical uses such as bad breath, indigestion problems, and help the common cold.

Ithink it’s letter a if i’m not wrong .