Which statement about the diagram is correct?
Responses

Molecule 2 is RNA because it is the only molecule that contains four types of bases.
Molecule 2 is uppercase R N A because it is the only molecule that contains four types of bases.

Molecule 1 is DNA because it is a double helix.
Molecule 1 is uppercase D N A because it is a double helix.

Molecule 1 is RNA because it contains thymine.
Molecule 1 is uppercase R N A because it contains thymine.

Molecule 2 is DNA because it can pair with another molecule.
Molecule 2 is uppercase D N A because it can pair with another molecule.