For two major roads with divided carriageway crossing at right angle, a full clover leaf interchange with four indirect ramps is provided. Following statements are made on turning movement of vehicles to all directions from both roads. Identify the $\textit{correct}$ statement
- Merging from left is possible, but diverging to left is not possible
- Both merging from left and diverging to left are possible
- Merging from left is not possible, but diverging to left is possible
- Neither merging from left nor diverging to left is possible