Which is the correct option to complete the text below?

Personnel aboard HMS Queen Elizabeth _____ in a sports day to reinvigorate interest in team sports.

The event, led by the NA VYfit team at HMS Temeraire, working under Covid-19 guidance, provided an opportunity for personnel to ____ in a range of activities, designed to show the importance of sport and fitness to health and well-being.

("Sporting opportunities for carrier personnel". Naval News, p. 36, December 2020.)