Which sentence correctly uses ‘one another’ for a group of more than two people, following the traditional grammar rule?

Explanation

According to traditional grammar rules, ‘each other’ is used when referring to exactly two people, while ‘one another’ is used when referring to more than two people. Since this sentence describes three friends, ‘one another’ is the traditionally correct choice, giving ‘The three friends helped one another,’ although many modern style guides now treat the two expressions as largely interchangeable. Explore more English MCQs on mcqstutor to keep practicing.