Another way to say that something is scarce is to say that it is plentiful
rare
useful
great

Option 2: rare.

Explanation:

The word scarce means "insufficient for the demand."

Let's take a look at the definitions of the other options:

It is evident that rare comes closest to the definition of scarce.

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

trade in silk, spices, and precious metals.

answer first choice