The correct answer is option 'B' - hoe.

Explanation:
A hoe is a tool used for the removal of weeds. It is a long-handled gardening tool with a sharp, flat blade at one end. The blade is usually made of metal and is shaped like a rectangle or a trapezoid. The hoe is designed to be used by pushing or pulling it through the soil to cut weeds and loosen the soil.

Here is a detailed explanation of the hoe and its usage:

1. Definition of a hoe:
- A hoe is a hand tool used in gardening or farming for breaking up soil, removing weeds, and cultivating the soil.
- It consists of a long handle attached to a flat metal blade or blades.

2. Purpose of a hoe:
- Weed removal: The primary purpose of a hoe is to remove weeds from the soil. The sharp blade of the hoe cuts through the weeds as it is pushed or pulled along the surface of the soil.
- Soil cultivation: Hoes are also used for cultivating the soil by breaking up clumps and creating a loose and aerated environment for plant roots.

3. Types of hoes:
- There are various types of hoes available, each designed for specific purposes:
a) Draw hoe: This type of hoe has a flat blade and is used for cutting weeds and cultivating the soil.
b) Dutch hoe: It has a blade with a sharp edge on one side and is used for slicing weeds just below the surface of the soil.
c) Warren hoe: It has a triangular blade and is used for chopping weeds and cultivating the soil.
d) Scuffle hoe: Also known as a stirrup hoe, it has a blade shaped like a loop or a stirrup and is used for slicing weeds just below the soil surface.

4. How to use a hoe:
- Hold the hoe with both hands, one hand on the handle and the other on the neck of the hoe.
- Position the blade at an angle and push or pull it through the soil in a sweeping motion.
- The sharp edge of the hoe blade should cut through the weeds, severing them from their roots.
- Repeat the process in a systematic manner to cover the entire area and remove all the weeds.

In conclusion, a hoe is a gardening tool used for the removal of weeds and cultivation of the soil. It is an essential tool for maintaining a weed-free and healthy garden or farm.

Seed drill has a sharpen end by which when we sow seeds the weeds also get uprooted and hoe have a steel plate which uproot the weeds.