Observe the given figure and answer the following questions:

Identify the statements which hold true for the figure 'X'.

A. Dirty air is entering through G and leaving through I.
B. It can remove 99 percent of the particulate matter from the power plant exhaust.
C. It can remove very small particulate matter.
D. Sulphur dioxide can be removed by this.

Choose the correct answer from the options given below:

A and D only

The correct answer is Option (1) → A and D only