“the best way of travelling” sounds Russian

Well, some UK websites disagree

Eurostar, the best way of travelling to Europe - https://www.ncl.ac.uk/flippingbook/international/student-handbook/files/assets/common/downloads/page0024.pdf

Moved house and looking at the best way of travelling to work? - https://www.nottingham.ac.uk/sustainability/transport/ptp.aspx

Why Ecotourism is the Best Way of Travelling - https://midlandstraveller.com/2020/10/29/why-ecotourism-is-the-best-way-of-travelling/

Я так понимаю, переводить здесь не надо. Задание было выбрать правильное слово из двух.

Websites can be written by anyone, with any level of English, but books don’t lie: [British English N-gram]: https://books.google.com/ngrams/graph?content=best+way+of+travelling+is%2Cbest+way+to+travel+is&year_start=1800&year_end=2019&corpus=29&smoothing=3