Islam spread to the most of the Ibearian peninsula,and as far as india in the east
It shouldn't but sadly it still does in this day and age
Secularism is the idea of something being not religious or not connected to a church or other religious organisation. An example of this is the government, which is independent of any religion in many US states
I think its A( I'm not completely sure though )
(I'll just use Greek mythology as an example)
The god and goddesses within the Greek mythology were birthed from many pieces of fictional literature at the time published by poets and philosophers at the time like Homer. The divine beings often represented the powerful forces of nature and human nature, to put in perspective at the insignificance of mortals below.
That's my take on it, more context for future questions would be appreciated, cheers.