All of the above given statements are true.
Answer: Option D
Step-by-step explanation:
A presiding officer has appointive powers that can be exercised during the period that he holds the office. The presiding officers can use their powers to reward friends and supporters and even select them to the committee.
The officers can however rule as per the specific legislation and rules that are specified. The presiding officer can also get the opponents punished because of the appointive power. This means that the presiding officer can rule over and argue over the points made by the opposition.