(A) Senate
(B) National Assembly
(C) Provincial Assemblies
(D) All of these
🧠 Explanation:
- The President of Pakistan is elected through an indirect election process.
- Members of the Senate, National Assembly, and all four Provincial Assemblies participate in the election.
- The voting is conducted using a secret ballot under the Constitution of Pakistan.
- Hence, the correct answer is (D) All of these as all listed bodies are involved in the presidential election.