Answer the following questions according to the information provided or implied in the articles. Choose the best answer to each question. 

Article 1: Questions 43-46

        How your food is grown or raised can have a major impact on your mental and emotional health as well as the environment. Organic foods often have more beneficial nutrients, such as antioxidants, than their conventionally-grown counterparts. __(W)__ A 2016 European study also shows that organic meat and milk are richer in omega-3 fatty acids. 

       In addition, organic food is often fresher because it doesn't contain preservatives that make it last longer. Organic produce is often (but not always) produced on smaller farms near where it is sold. Besides, organic produce contains fewer chemical pesticides which are widely used in conventional agriculture. So it is better for nearby birds and animals as well as people who live close to farms. __(X)__ In fact, organic farming is better for the environment. Organic farming practices reduce pollution, conserve water, reduce soil erosion, increase soil fertility, and use less energy.__ (Y)__

       Organic food is also GMO-free. Genetically Modified Organisms (GMOs) or genetically engineered (GE) foods are plants whose DNA has been altered in ways that cannot occur in nature, most commonly in order to be resistant to pesticides. Furthermore, organically raised animals are not given antibiotics or growth hormones. __(Z)__ Even though organic food typically costs more, these advantages might convince you that it's worth the extra expense