An equilateral<em>(D)</em> and acute<em>(A)</em> triangle
Answer: Im pretty sure its one, three and four
Explanation: I toke Geography
Answer: Based on the provided information, the chemical will help the black walnut trees compete with plants growing nearby By suppressing the growth of the other plants.
What are non toxic chemicals?
Non toxic chemicals can be regarded as these chemicals that are not harmful to the plant.
According to this question, we were informed about Black walnut trees that produce a nontoxic chemical that becomes highly toxic when it is exposed to air or soil.
As a result of this we can see that the growth of other plants will be affected as a result of the chemical by the first plant.
Therefore, option B is correct.
Learn more chemicals at:brainly.com/question/112803
Explanation:
