England underlined their status as the top-ranked team in this format of the game.
Shannon Gabriel was handed a four-match ODI ban by the International Cricket Council.
Shannon Gabriel has been fined 75 per cent of his match fee for the incident during the third Test in St Lucia and handed three demerit points.
Joe Root scored 122 runs in the second innings at the Saint Lucia Test against the Windies.
Joe Root refused to reveal what Shannon Gabriel said to him when asked by reporters.
Sanjay Manjrekar was referring to the incident where England skipper Joe Root was involved in a verbal exchange with Windies pacer Shannon Gabriel.
Joe Root was picked up by the stump mic appearing to tell Shanon Gabriel: "Don't use that as an insult. There's nothing wrong with being gay."
With West Indies short-handed in the bowling department on the day due to an early injury to Keemo Paul, England took full advantage of the situation.
Joe Root said he is looking to get as much information as possible about the Australian players playing in the Big Bash League.
England sealed a tense victory over Sri Lanka in the third and final Test to record their first overseas series sweep in 55 years.
Spinners Jack Leach and Moeen Ali took four wickets each to help England win the third Test by 42 runs.
England needed just 30 minutes on the fifth day to take the final three Sri Lanka wickets.
Sri Lanka need another 75 to win with three wickets and three sessions in hand.
Joe Root reached his 15th Test ton soon after tea, making the sweep and reverse sweep valuable weapons, as he hit 10 fours and two sixes.
Joe Root believes England will go into the second Test against Sri Lanka at Kandy with huge amounts of confidence.
Virat Kohli might not be the top run-getter in ODIs in 2018 but his numbers tower over all of his rivals.
England won the 4th ODI match by 18 runs (DLS method) against Sri Lanka.
England's 31-run win against Sri Lanka -- on the Duckworth-Lewis-Stern method -- puts them 1-0 up with three ODIs to play.