Which contains a sentence error?

Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004, and scientists and others found them amazing.

Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004. Scientists and others found them amazing.

Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004, scientists and others found them amazing.

Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004; scientists and others found them amazing.

Question

Which contains a sentence error? 



Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004, and scientists and others found them amazing. 



Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004. Scientists and others found them amazing. 



Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004, scientists and others found them amazing. 



Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004; scientists and others found them amazing.

anonymous · Answer

"Spacecraft Cassini sent back clear photos of Saturn's rings in June 2004, and scientists and others found them amazing. "  would be correct :)