Which of the following is/are the steps that should be taken for the conservation of wildlife?

In case of Government authorised felling of forest trees, for every one acre, an equal area of tree saplings should be planted.

The unauthorised felling of forest trees for timber and fuel-wood should be curbed immediately.

The natural habitats of wild animals and birds should be preserved by establishing National Parks and Sanctuaries throughout the country.

Laws should be made to impose a total ban on poaching of any animal belonging to the endangered species.

All of the above