The first one. You can’t split it into two complete sentences that make sense, only one does: “The museum is the Museum of Children’s Art.” “Which occupies a big, old house” doesn’t make sense as a sentence and is a dependent clause, therefore it is a complex sentence.
I havent read the book but i would say that the connection is negis disobedience lead to the termits doing attacing its the best anser i have
( A ) It illustrates the ideal of platonic love.
Metaphysical poets such as John Donne and Andrew Marvell, among others, made use of metaphysical conceits to explore the relationship between lovers.