; (v) to develop new program guidance to facilitate improved matching of products to purposes having nutritional intent, in coordination with other international partners; (vi) to develop improved guidance for implementing partners on how to address nutritional deficiencies that emerge among recipients for whom food assistance is the sole source of diet in emergency programs that extend beyond 1 year, in coordination with other international partners; and (vii) to evaluate, in appropriate settings and as necessary, the performance and cost-effectiveness of new or modified specialized food products and program approaches designed to meet the nutritional needs of the most vulnerable groups, such as pregnant and lactating mothers, and children under the age of five. (B) Administration The Administrator— (i) shall carry out this paragraph in consultation with independent entities with proven expertise in food assistance commodity quality enhancements; (ii) may enter into contracts or grants to obtain the expertise of such entities