Answer:

Introduction:
When selecting a column for a structure, it is important to consider the properties and characteristics of the different options available. Each type of column has its own advantages and disadvantages, which should be taken into account based on the specific requirements of the structure.

Comparison of Different Column Types:
In this question, the different options provided for the column are ISLB, ISMB, ISWB, and ISHB. Let's compare these options based on their properties and characteristics:

1. ISLB:
ISLB stands for Indian Standard Light Beams. These columns have a relatively lower weight and are commonly used for light to medium-duty structures. They are suitable for applications where the load-bearing capacity requirement is not very high.

2. ISMB:
ISMB stands for Indian Standard Medium Beams. These columns are relatively heavier and have a higher load-bearing capacity compared to ISLB. They are commonly used for medium to heavy-duty structures and are preferred when the load requirement is higher.

3. ISWB:
ISWB stands for Indian Standard Wide Beams. These columns have a wider flange compared to ISLB and ISMB. They are generally used for structures where a larger contact area is required, such as in industrial buildings, bridges, etc. ISWB columns provide better stability and resistance against lateral forces.

4. ISHB:
ISHB stands for Indian Standard Heavy Beams. These columns are similar to ISWB but have a higher load-bearing capacity due to their heavier weight. They are suitable for heavy-duty structures that require high load-bearing capacity and stability.

Preferred Column Option:
Based on the given options, ISHB (Indian Standard Heavy Beams) would be the preferred choice for a column. ISHB columns offer a higher load-bearing capacity and better stability compared to the other options. They are suitable for heavy-duty structures that require significant strength and support.

In conclusion, when selecting a column for a structure, it is important to consider the load requirements and other specific factors. ISHB columns are preferred when a higher load-bearing capacity and stability are needed.