Exudation of xylem is due to

The rate of upward movement of water through the xylem in plants can be up to $..........$.

Given below are two statements.
Statement $I$ - Presence of capillary water is essential.
Statement $II$ - High concentration of solutes in soil water reduces the rate of absorption of water.
In the light of the above statements,select the correct option given below:

What role is played by root pressure in the transport of water in plants?

Root pressure is $................$.

Assertion $A$: In the process of ascent of sap,water rises as a continuous column.
Reason $R$: The cohesive force between water molecules is very high.
Which option is correct for Assertion $A$ and Reason $R$?