Which one of the following may be the true characteristic of cyclones?
1
Temperate cyclones move from west to east with westerlies whereas tropical cyclones follow trade winds.
2
The front side of cyclone is known as the 'eye of cyclone'.
3
Cyclones possess a centre of high pressure surrounded by closed isobars.
4
Hurricanes are well-knonw tropical cyclones which develop over mid-latitudes.