Each polyhedron which has all its Betti numbers equal to 1 is simply connected." What is another equivalent way to express the logical statement above? Choose all that apply. Question 1 options: A polyhedron having all its Betti numbers equal to 1 is a necessary condition for it to be simply connected. A polyhedron being simply connected is a necessary condition for it to have all its Betti numbers equal to 1. A polyhedron being simply connected is a sufficient condition for it to have all its Betti numbers equal to 1. A polyhedron having all its Betti numbers equal to 1 is a sufficient condition for it to be simply connected