The standard unit for measuring land is _______.
A) Hectare
B) Meter
C) Kilometer
D) Mile

Hint: This unit is equal to 2.4 acres. It is although not a unit of SI,but is the only named unit of area which is accepted for use with SI units.The name had been coined in French, from the Latin ārea.

Complete answer:
1. Land Measurements: In India, the units for the measurement of the land vary from one state to another.
2. Measurements like Bigha, Biswa, Marla, Kanal, Kattha, and others are used in the Northern region of India, while Ground, Cent, Ankanam, and Guntha units are used in Southern India.
3. Popular land measurement units are Chatak, Dhur, Kattha, and Lecha in East Indian states such as West Bengal, Assam, and Tripura. Units like Bigha, Biswa and Biswansi are extremely common in western Indian states such as Rajasthan and Gujarat.
4.Though the local measurement system is still in use, the standard units like Square Feet, Acres, Square Yards (also known as Gag), Square Meters, etc are increasingly used all over India.
5.In this guide we'll get to know what are the standards for land measurement units and land measurement conversion tables.

Thus, Option ‘A’ is the correct answer.

Note: Hectare, unit of area in the metric system equal to 100 acres, or 10,000 square metres, and the equivalent of 2.471 acres in the British Imperial System and the United States Customary measure.

It is widely used throughout the globe for the measurement of large areas of land, and it refers to the legal unit of measure in domains that are concerned with land ownership, planning, and management, also including law (land deeds), agriculture, forestry, and town planning throughout the European Union and Australia (since 1970).