Correct the 3 misspelled words in bold: "The first time I went abroad was on bored a ferry. I tried not to drink any coffee or tea whilst sailing, as I'd heard that caffeine made sea-sickness worse. It wasn't very good advice as I was still ill!"
a. bored, whilst, advice
b. board, while, advise
c. bored, while, advice
d. board, whilst, advise