The one which is most basic out of the following

Options

A. `CO_(2)`
B. `SiO_(2)`
C. `Na_(2)O`
D. `SO_(2)`

Explanation

To determine which oxide is the most basic among the given options, we will analyze the nature of each oxide based on the elements they are derived from.

### Step 1: Identify the Oxides
The oxides provided are:
1. Carbon oxide (CO or CO2)
2. Silicon oxide (SiO2)
3. Sodium oxide (Na2O)
4. Sulfur oxide (SO2 or SO3)
...