Concept:Reciprocal pronouns show mutual actions or feelings between people.Explanation:The sentence describes team members caring for one another. This is a mutual feeling shared by more than two people. The pronoun "one another" is used for reciprocal actions among three or more. "Themselves" and "ourselves" are reflexive pronouns, not reciprocal. "The other" refers to only one different person. Thus, the best word to complete the sentence is "one another".Answer:B. one another