"because it affords" is correct and can be used in written English.
In this construction, "because it affords" is functioning as a subordinating conjunction, which is used to introduce a subordinate clause providing a reason or cause for the action in the main clause. For example: He opted for the deluxe package because it affords a greater range of amenities.
In fact, as I have shown for several years now, the modus operandi of modern premier elites is so effective--and widely utilized--precisely because it affords its practitioners deniability and is unlikely to reveal any "smoking gun".
No longer will we be able to argue that an ecosystem or a landscape should be protected because it affords us wonder and delight; we'll be told that its intrinsic value has already been calculated and, doubtless, that it turns out to be worth less than the other uses to which the land could be put.
Other research has found that women adopt benevolent sexism because it affords them protection from more hostile forms of sexism and its detrimental consequences think domestic violence and sexual assault.
I chose the Siyeh Pass Trail because it affords a prolonged, spectacular view of the Sexton Glacier from below.
It is their third preseason game, but their most significant one because it affords starters their most extensive playing time.
"This is a dream come true because it affords us an opportunity to come together as a delegation to work on a common cause".
When the Maoris sailed their canoes from Polynesia to New Zealand centuries ago, they settled early in Auckland not only because it afforded access to two coasts but also because its many extinct volcanoes provided excellent lookouts to spot invading tribes.
He was drawn to the jewelry department because it afforded him the chance to make things.
Gil enjoyed it because it afforded him a kind of halo of respect.
He likened the site to Facebook, because it afforded users private chats, groups and the ability to publish photo albums.
It was the best place to do it because it afforded us the opportunity to be together, without any friends or obligations.
