4.[1] In the solenoids below, which way is the magnetic north pointing?

a) left, right

b) right, left

c) up, down

d) down, up

6. [3]There is a wire with electric current flowing to the right. The wire is placed in an external magnetic field and it experiences a force pointing down. Sketch the diagram to show the direction of the magnetic field.

Please use right hand rule

Please answer ASAP

Thanks