Answer:
The correct answer is -
a. 8. onshore
b. 2. convectional
c. 3. night time
d. 7. cooler
Explanation:
1. Sea-to-land breezes blow an onshore direction.
Onshore means it occurred towards the land and offshore suggests the process is occurring on the sea or water so, the here onshore is the correct term.
2. Convectional currents are circular movements of rising and descending air.
3. Land-to-sea breezes take place during Nighttime.
Offshore breezes are occurred during night time as at night the temperature falls more on land than sea or water.
4. During the day, the air above sea is Cooler than it is above land as evaporation and specific heat of water caused water warmer which moves towars land.