Nutritionists consider Greek yogurt to be a healthy food: it is an excellent source of calcium and protein, serves to be a digestive aid, and contains few calories in its
unsweetened low- and non-fat forms. Greek yogurt is slightly lower in sugar and
carbohydrates than conventional yogurt is.

no its not a run on sentence however i think you meant wet suits not sours also a run on sentence would be like surfers surf all winter long in southern california by using wet sours to keep them warm and the live their all year long  

the autor of the text is bringing the point that one achievment of the president john f. kennedy was a success and this caused the next president to use a similar idea. the purposefor the use of the quotation in the text is to support the idea that peace corps was a result of the president's call. in this case, the quotation is presented as part of the writing and does not stand on its own.

answer a.

a i thinkmark me brainliest