Answer:
The correct option is the third option.
The Cust is thinner and less dense that the mantle.
The explanation is given bellow
Step-by-step explanation:
Mantle is the interior part of earth it is about 1802 miles long and it take about 84 % of earth total volume
The crust range form 0-35 km depth. while the mantle depth is from 35-2890 km
Because of the huge size of Mentle it is more dense than crust.