Geography identify the correct correlation

A – In arid areas, the eroded portion of softer rocks appear like elongated ridges and harder rocks appear as elevated portions.
R – Softer rocks get more eroded faster.

A – Large waves do not get generated in lagoons as they get separated from the sea.
R – The lagoons becomes fresh water lagoon during monsoon.

A – Some rivers may not form deltas.
R – They do not have huge load of sediment.

A – The alluvial fans are formed at the foothills.
R – When the river enters the plains, there is change in slope and the velocity of the river increases abruptly.

A – In river beds, gravels and pebbles are often rounded.
R – The rock materials carried in the flow tumble and bounce against one another.