The given pie charts 
illustrates
 different types of devices that Change the verb form
illustrate
people
 between the age group 18 to 25 Use synonyms
use
 to watch Use synonyms
television
 in Canada in different periods of time.
Use synonyms
Overall
, the Linking Words
use
 of conventional Use synonyms
TV
 was hitting Use synonyms
his
 peak in 2009, Correct pronoun usage
its
however
, over time Linking Words
he
 fluctuated, having the lowest proportion in 2019.Correct pronoun usage
it
While
 the usage of flat-screen Linking Words
TV
 Use synonyms
display
 a significant rise, being the most Wrong verb form
displayed
Use synonyms
use
 device in 2019. Replace the word
used
Whereas
, the proportion of Linking Words
people
 who used to watch Use synonyms
television
 on Use synonyms
laptop
 has decreased. Add an article
a laptop
the laptop
Additionally
, the percentage of Linking Words
people
 who watched Use synonyms
television
 on mobile phones Use synonyms
have
 Correct subject-verb agreement
has
rose
 Change the verb form
risen
up 
over the period given.
The usage of conventional Change preposition
apply
TV
 Use synonyms
have
 fluctuated from Change the verb form
has
having 
34% in 2009 to 4% in 2019, over the decade, conventional Unnecessary verb
apply
TV
 Use synonyms
is
 their Wrong verb form
has been
last
 choice of device. Linking Words
While
 Linking Words
the 
flat-screen Correct article usage
apply
TV
 Use synonyms
have
 an upward trend, reaching from 8% in 2009 to 27% in 2019, being the most used device to watch Change the verb form
has
television
 in Canada.
Use synonyms
Also
, tablets haveLinking Words
 a 
significant rise over the decade, having around 19% of Add a missing verb
had a
people
 Use synonyms
that are 
using Verb problem
apply
it
.
Meanwhile, the number of Correct pronoun usage
them
people
 who Use synonyms
use
 laptops to watch Use synonyms
television
 has decreased from 20% to 12%.Use synonyms