The correct answer is (b). The Victoria Conspiracy Case was a conspiracy to assassinate Queen Victoria in 1887. It was not a conspiracy case in 1914.
The Howrah Conspiracy Case was a conspiracy to assassinate Viceroy Lord Curzon in 1910.
The Lahore Conspiracy Case was a conspiracy to overthrow the British Raj in 1916.
The Kakori Conspiracy Case was a conspiracy to rob a train carrying government funds in 1924.