They represent things as opposed to sounds like the modern alphabets. and because of their beauty and rarity they were referred to as "holy writing"
I would say that numero de telefono because if someone gets your number you can be easy to track.
What’s your name is cuál es tu nombre in english, you’re welcome
a) Julia
The subject in this sentence must be female. This is because the adjective, ambiciosa, is female then the subject must also be female. Subject and adjective must always match each other in number and gender.
Hope this helped!
~Just a girl in love with Shawn Mendes