PLZZ Help me in company Law

 for these questions: Sate with Reason wether True or false

1) It is the duty of those who issue the prospectus to be truthfull in all respect.

2) Participant is an agent of a depository and is registered as such under the companies act 1956 to render depository service.

3) A trade union registered under Trade Union act cannot be registered as a member and cannot hold shares in a company in its own corporate name.

4) No valid allotment can be made on an oral request.