A uniform circular disc on the xy-plane with its centre at the origin has a moment of inertia I0 about the x- axis. If the disc is set in rotation about the origin with an angular velocity ω = ω0(ĵ + k̂), the direction of its angular momentum is along
1
-î + ĵ + k̂
2
-î + ĵ + 2k̂
3
ĵ + 2k̂
4
ĵ + k̂