Which vector is parallel to ⟨2,4⟩\langle 2, 4 \rangle⟨2,4⟩?
⟨1,2⟩\langle 1, 2 \rangle⟨1,2⟩
⟨1,1⟩\langle 1, 1 \rangle⟨1,1⟩
⟨2,2⟩\langle 2, 2 \rangle⟨2,2⟩
⟨4,2⟩\langle 4, 2 \rangle⟨4,2⟩