Identify The Correct Sentence A I Needed 3 Tspns Of Vanilla Extract For Homemade

Identify the correct sentence.

A  I needed 3 tspns of vanilla extract for homemade cookies.

b. I needed 3 teaspoons of Vanilla Extract for homemade cookies.

c. I needed three tspns of vanilla extract for homemade cookies.

d. I needed 3 teaspoons of vanilla extract for homemade cookies