environmental education / help / spread / environmental awareness / share practical techniques / solve the environmental problems

A. Environmental education to help for spreading environmental awareness and sharing- practical techniques to solve the environmental problems.

B. Because environmental education helps to spread environmental awareness and shares practical techniques to solve the environmental problems.

C. Environmental education helps to spread environmental awareness and shares practical techniques to solve the environmental problems.

D. Environmental education that helps to spread environmental awareness and sharing practical techniques to solve the environmental problems.