This is an error finding ex can you please help me out in this : Why does we seek - English - Tenses

Question

This is an error finding ex can you please help me out in this
:
Why does we seek to build dams? (a)
Large dams can ensure a storage of (b)
adequate water not just in irrigation (c)
and also for generating electricity (d)
Canal syatems leading from this (e)
dams should transfer large amount of water (f)
However, mismanagement of the water
has largely led to benefits been (g)
cornered by a little people (h)

Bhaswati Talukdar · Accepted Answer

Error
Correction

Why does we seek to build dams?
(a)
does
do

Large dams can ensure a storage of
(b)
a
the

adequate water not just in
irrigation
(c)
in
for

and also for generating electricity
(d)
and
but

Canal systems leading from this
(e)
this
these

dams should transfer large amount of
water
(f)
should
can

However, mismanagement of the water

has largely led to benefits been
(g)
been
being

cornered by a little people
(h)
little
few

		Error	Correction
Why does we seek to build dams?	(a)	does	do
Large dams can ensure a storage of	(b)	a	the
adequate water not just in irrigation	(c)	in	for
and also for generating electricity	(d)	and	but
Canal systems leading from this	(e)	this	these
dams should transfer large amount of water.	(f)	should	can
However, mismanagement of the water
has largely led to benefits been	(g)	been	being
cornered by a little people.	(h)	little	few