Is this sentence simple, compound, or complex?

"The cat escaped the loving pet-owner."

What is the subject in this sentence?

"When the clock struck twelve, Cinderella fled the prince's ball."

Is this sentence compound, complex, or compound-complex?

"When the clock struck twelve, Cinderella fled the prince's ball."

What part of the sentence is the direct object?

" When the clock struck twelve, Cinderella fled the prince's ball."

Choose the compound-complex sentence.

"When the cereal fell, the floor became covered in milk and bran flakes, so I cleaned it up quickly."

What is the direct object of this sentence?

"After eating dinner, Jordan worked on their homework and their friends came over."

What type of sentence is this?

"After eating dinner, Jordan worked on their homework and their friends visited them." What is/are the direct object(s) of this sentence?

"Ben helps his younger siblings into their pajamas and, afterwards, his younger siblings go to sleep."

What kind of sentence is this?

"Ben helps his younger siblings eat lunch and, afterwards, his younger siblings make him a drawing."

What is the indirect object in this sentence?