Calendar-category recognition: “Sunday : Monday : Saturday” — pick the option that accurately classifies the trio.

Introduction / Context:
A straightforward calendar GK item: Sunday, Monday, and Saturday are days of the week.

Given Data / Assumptions:

• Sunday, Monday, Saturday → all are weekday names.

Concept / Approach:
Identify the calendar unit classification that fits the trio precisely: days of the week.

Step-by-Step Solution:
1) Recognize each as a weekday.2) Select the corresponding category option.

Why Other Options Are Wrong:
Months/years/rivers/seasons are different temporal/geographic categories.

Common Pitfalls:
None for basic calendar terms.

Final Answer:
They are name of the week days