Which verb?

Hello.Which verb is correct?They could be both correct.

a She promised\volunteered that she would collect the children from school today.
b We offered\suggested that we could meet them at the airport.
c He demanded\ordered to have his own key to the building.
d I advised\proposed that the subject of holiday pay should be raised at the next meeting.
e We expect\insist to receive the machine parts today.

a-both.

b-suggested.

c-demanded.
d-proposed.
e-both.

Are my suggestions correct? If not, can you tell me why?

Thank you.