Answer:
Abuelito who throws coins like rain. and asks who loves him. who is dough and feathers. who is a watch and glass of water. whose hair is made of fur.
Explanation:
I just looked this up.
A participle has the following form: verb + -ing, and the only word in this sentence that takes that form is A, 'flying', which is the correct answer.
Answer:
"They get to see scaled-down versions of some of the famous Dutch landmarks and cities, which is a source of great enjoyment."