The third one makes the most sense
going to the science fiction thing cuz they already want to know that stuff so it makes since and if they where well known actors in the since world it would mean more people going up to them and in turn more people being told about it
The architectural feature of the Islamic artists that came from the Romans was the horseshoe arch. This is what they liked best in Roman culture, so they decided to use it in their art and architecture as well. Islamic architecture is quite different from any other, although it was certainly influenced by many other world architectures.
It's organized in 4 sets of dichotomies, which is further broken up into 2 opposite characteristics!
A note head, a stem and a flag