Assume We Are Using Quicksort to Sort an Array in Ascending

question 1

Multiple Choice

Assume we are using quicksort to sort an array in ascending order. Into which array location does quicksort's strategy place a pivot element after partitioning?

• A) lowest index in array still available
• B) highest index in array still available
• C) closer to its correct final location
• D) its final correct location

---

Definitions:

Reversibility

Reversibility is a concept in cognitive development, referring to the ability to recognize that numbers or objects can be changed or returned to their original condition.

Visual Angle

The angle formed by lines projecting from the extremes of an object to the eye, influencing how large the object appears to the observer.

Retinal Image

The image projected onto the retina of the eye, where light-sensitive receptor cells convert light into neural signals for the brain to interpret.

Perceptual Constancy

The brain's ability to recognize objects as unchanging even as illumination and retinal images change in shape, size, or color.