Question 1
The answer to a.a:
Any
aelement that is a descendant of anemelement that is a descendant of anlielement that is a descendant of apelement that is a descendant of any element that is a descendant ofbody
We're not going to get too wrapped up in this notation, but you should know it. You could always use the selectoracle to describe these selectors for you, but then you'd probably be cheating yourself. It might be a good idea to check your answers (after you have done them) at the selectoracle.