Of the following, which is the best example of a positive effect of social media on American political participation?

a $.$

It gives people the opportunity to be more engaged with political processes.

b $.$

It is an effective avenue for government to manage change.

c $.$

In general, it enables opposition groups to mount protests against their enemies.

d $.$

It enables the government to exercise greater control over varied elements of society.

e $.$

It opens the door for official monitoring of dissent and opposition.