Eight students (P, Q, R, S, T, U, V, and W) are playing musical chairs. The figure indicates their order of position at the start of the game. They play the game by moving forward in a circle in the clockwise direction.
After the 1st round, the 4th student behind P leaves the game.
After the 2nd round, the 5th student behind Q leaves the game.
After the 3rd round, the 3rd student behind V leaves the game.
After the 4th round, the 4th student behind U leaves the game.
Who all are left in the game after the 4th round?

The 12 musical notes are given as \( C, C^\#, D, D^\#, E, F, F^\#, G, G^\#, A, A^\#, B \). Frequency of each note is \( \sqrt[12]{2} \) times the frequency of the previous note. If the frequency of the note C is 130.8 Hz, then the ratio of frequencies of notes F# and C is:
Shown on the left is a set of equations. Which option belongs to the same set? 
| I. Arbitration of excepted matters | 1. A. Ayyasamy v. A. Paramasivam, (2016) 10 SCC 386 |
| II. Conditional Arbitration Clauses | 2. In re - Interplay between Arb Agreements and Stamp Act 2023 INSC 1066 |
| III. Separability of Arbitration Agreement - Kompetenz Kompetenz | 3. Vulcan Insurance Co Ltd v. Maharaj Singh and Anr (1976) 1 SCC 943 |
| IV. Arbitrability of fraud | 4. Mitra Guha Builders (India) Co v. ONGC (2020) 3 SCC 222 |
| Offenses | Sections |
| (A) Voyeurism | (1) Section 77 |
| (B) Word, gesture or act intended to insult the modesty of a woman | (2) Section 79 |
| (C) Stalking | (3) Section 75 |
| (D) Sexual Harassment | (4) Section 78 |