Step 1: Understanding the Problem.
The question asks how many oxygen atoms are present in the molecule of the compound based on the given molecular structure.
Step 2: Analyzing the Structure.
The molecular structure provides information about the atoms present and their bonding. In this case, by counting the oxygen atoms from the structure, we can determine the correct number.
Step 3: Conclusion.
Based on the structure, the correct number of oxygen atoms is 4 as indicated in option (A).