Of the Following,what Is One Proposed Mechanism for How Literacy

Of the following,what is one proposed mechanism for how literacy can change our cognitive processes?

A) Being able to read and write allows us to memorialize and revisit pieces of information in ways we normally could not in our day-to-day lives.
B) Literacy is a unique cognitive process that only members of certain cultures can access.
C) Being able to read and write creates an internal monologue which we otherwise would not have.
D) Literacy activates new brain areas that would otherwise go unused and adding extra neurological processing power.