The Punjab and Haryana High Court has jurisdiction over:

Punjab only
Haryana only
Both Punjab and Haryana
Punjab, Haryana, and Himachal Pradesh

The correct answer is: c) Both Punjab and Haryana.

The Punjab and Haryana High Court is a high court of India located in Chandigarh, the joint capital of Punjab and Haryana. It has jurisdiction over the states of Punjab and Haryana. The high court was established on 1 November 1966, following the reorganisation of the states of Punjab and Haryana. The high court has a chief justice and 25 other judges. The high court is divided into two wings, one for Punjab and one for Haryana. The high court has original jurisdiction in civil and criminal matters, and appellate jurisdiction in civil and criminal matters from the subordinate courts in Punjab and Haryana. The high court also has writ jurisdiction to issue writs of habeas corpus, mandamus, certiorari, prohibition, quo warranto, and quod non obstante.

Option a) is incorrect because the Punjab and Haryana High Court has jurisdiction over both Punjab and Haryana.

Option b) is incorrect because the Punjab and Haryana High Court has jurisdiction over both Punjab and Haryana.

Option d) is incorrect because the Punjab and Haryana High Court does not have jurisdiction over Himachal Pradesh.