Please send the answers with workings. I'd be grateful if you send me detailed answers.

Thank you.

Time left 1:0 Use the diagram below to answer the question. B There are three trains A, B & C as shown in the diagram given above. They travel the same distance at the same speed, but only one train can pass through the junction at a given time. Train A goes Straight, Train B goes Right and Train C goes Left. a) Explain busy wait condition for Train A. (1 mark) b) Explain busy wait condition for Train B. (1 mark) c) Write down the order of their execution. (2 marks) d) Design a simple algorithm for each train using semaphores. (8 marks) WA B