All of the following are associated with the oral cavity except A
a. lined by stratified squamous non-keratinized epithelium.
b. aiding in speech.
c. mechanical processing of food.
d. initial digestion of carbohydrates and proteins.
e. rapid absorption of lipid-soluble drugs.

Aiding in speech.

Explanation:

The oral cavity consists of the teeth, tongue, hard palate, and soft palate. These different structures make up the oral cavity and play a very important role in the process of digestion and respiration.

The oral cavity is is made up of several components that enables an individual to speak, breath and eat.

The mouth is very essential for the production of speech, the air that comes out through the oral cavity from the voice box is managed properly in this part to form words. The lips, tongue, hard and soft palates, and even the teeth are very important in aiding the process of speaking and sound production

a1 = unhealthy

a2= healthy

a3= healthy

chemical preservatives