Answer: The correct answer is Option E.
Step-by-step explanation:
According to the Bronsted-Lowry conjugate acid-base theory:
An acid is defined as a substance which looses donates protons and thus forming conjugate base.
A base is defined as a substance which accepts protons and thus forming conjugate acid.
To form a conjugate acid of
, this compound will accept one proton to form
![H_2CO_3](https://img.qammunity.org/2020/formulas/chemistry/middle-school/tq1qa417autuxyahr2rvk521doxdnk4iru.png)
The conjugate acid formed is named as carbonic acid.
Hence, the correct answer is Option E.