Which verb is defined as to bring about, cause to happen; to accomplish; to make?

The sentence suggests that the plumber used a tube to open up the blocked pipe, indicating that the tube needs to be able to navigate through the pipe's twists and turns. In this context, a flexible tube would be the appropriate choice, as it can bend and maneuver within the pipe. The options "rigid," "solid," and "perforated" do not convey the same idea of flexibility and adaptability as "flexible" does in this context.

In this context, the word "discrete" means separate or distinct.

It suggests that the person had three distinct symptoms that were not overlapping or connected. The doctor created an elaborate plan of care based on each individual symptom. The word "discrete" emphasizes the separateness and individuality of the symptoms.

Ritual.

In the sentence, the word "ritual" describes the patient's behavior of arranging the food on his plate. A ritual refers to a set of actions or behaviors performed in a specific, often repetitive, manner. It suggests that the patient had a particular way or routine of arranging the food, possibly following a personal habit or tradition. Option C, "Ritual," is the most appropriate choice to convey this meaning.

Alcohol.

The word "alcohol" refers to a colorless, volatile liquid compound that is used as a solvent, in antiseptics, and in beverages. It is the correct spelling for the substance mentioned in the sentence.