Passive voice

Which one is the correct passive voice of this sentence?

“Picasso painted the famous painting Guernica.”

• Guernica paints Picasso.

• Picasso was painted Guernica

• Guernica was painted by Picasso.

• Guernica is painting Picasso.

Which one is the correct passive voice of this sentence?

“They restored the damaged painting last year.”

• The damaged painting restores them last year.

• The damaged painting was restored by them last year.

• They were restored by the damaged painting last year.

• The damaged painting is restored by them last year.

Which one is the correct passive voice of this sentence?

“The museum is displaying a new art collection.”

• A new art collection is being displayed by the museum.

• A new art collection displayed by the museum.

• The museum displays a new art collection.

• A new art collection was displayed by the museum.

Last year, an ancient sculpture ___________ (discover) in an old temple.

Right now, the controversial artwork _________ (discuss) widely on social media.)

Who created/painted this?