(b)impose on any foreigner or class of foreigners entering or being in the area such conditions or restrictions as it may think fit as to(i)reporting to the police or any naval, military, or air-force authority;(ii)surveying or making sketches or photographs;(iii)the use or possession of any machine, apparatus, or other article of any description;(iv)the acquisition of land or any interest in land within the area;(v)any other matter or thing as to which it may deem it necessary in the interests of public safety impose conditions or restrictions;