Which of the following pairs of standard Purchase Contract terms are not mutually exclusive?

The correct pairing of standard Purchase Contract terms that are not mutually exclusive is "Survey and Staking."

To understand why these terms can coexist without conflict, it's essential to know what each term means. A survey is a detailed measurement and analysis of a property's boundaries and features, while staking refers to marking out the corners and boundaries of a property, usually on-site, to visually represent those dimensions. Both processes can be conducted simultaneously to ensure clarity regarding property lines, thereby making them non-exclusive.

In contrast, the other pairs present terms that inherently conflict or create opposing situations. For example, mediation and arbitration are two forms of dispute resolution. Mediation aims to facilitate a compromise, while arbitration typically involves a binding decision made by a third party—these are distinctly different approaches.

The option regarding the buyer earning interest on deposits versus not earning interest is also contradictory. A buyer cannot simultaneously earn interest on a deposit while also being prohibited from earning any interest; this represents a clear conflict.

Lastly, the unilateral right to extend the closing date indicates one party's authority to change the timeline without necessarily seeking the other's consent, which stands in opposition to the concept of "time is of the essence," a principle emphasizing that deadlines are critical and must be adhered to strictly