The correct answer is: All of the above.
A salute state was a princely state in India that was entitled to a salute of 11 or more guns. This indicated a high status among the princely states. The three states mentioned in the question, Baroda, Bhavnagar, and Junagadh, were all salute states.
Baroda was a princely state in Gujarat, India. It was founded in 1721 by Pilaji Gaekwad, a Maratha general. The Gaekwads ruled Baroda until 1947, when it became part of the Indian Union. Baroda was a salute state and was entitled to a salute of 21 guns.
Bhavnagar was a princely state in Gujarat, India. It was founded in 1723 by Bhavsinhji Gohil, a Rajput prince. The Gohils ruled Bhavnagar until 1947, when it became part of the Indian Union. Bhavnagar was a salute state and was entitled to a salute of 19 guns.
Junagadh was a princely state in Gujarat, India. It was founded in 1472 by Jam Junagadh, a Rajput prince. The Jams ruled Junagadh until 1947, when it became part of the Indian Union. Junagadh was a salute state and was entitled to a salute of 15 guns.