The phrase "a simple explanation why" is correct and usable in written English.
It can be used when you want to provide a straightforward reason or clarification about a particular topic or situation.
Example: "I can give you a simple explanation why the project was delayed: we encountered unexpected technical difficulties."
Alternatives: "a straightforward reason for" or "a clear rationale for".
There is a simple explanation why the longshoremen have benefited so much from globalization.
There is a simple explanation why Dresden edged out other cities and towns, including East Fishkill, N.Y., and Austin, Tex.
These results might be a simple explanation why only 43% unigenes were annotated.
Lignin thus binds exactly where for industrial purposes it is least desired, providing a simple explanation why hydrolysis yields increase with lignin removal.
While the adults in his orbit seem amazed by his ability to pull it all off — the word "juggling" comes up a lot — Gabe himself has a pretty simple explanation why it all seems so manageable.
Bill Nye has a simple explanation when asked why Americans should be grateful for our national parks: "They're precious, they're priceless and they need to be preserved".
However, the fact the WhatsApp is building its own encryption tools could be the simple explanation why: it may be a lot smaller, but Telegram is still competition.
There's a simple explanation for why our male presidential candidates might support constantly threatening civilians with drone strikes or why they might request $2 trillion in extra military spending that the military doesn't need: they're simply worried about having a small dic... tatorship rise up in the Middle East during this unstable time.
Today, he has a simple explanation for why he listened so readily.
Is there a simple explanation of why a prerelease would cause an error but a release does not in your situation?
Ms. Zwillinger, who receives a consultant credit on the film, had a simple explanation for why so many agreed to that sharing.
