Speaking about the WTC final against New Zealand, Cook observed that India "got a bit ahead of themselves" by choosing two spinners over an extra seamer despite overcast conditions.
The new rest-and-rotate policy in wake of the COVID-19 pandemic has seen many of England's top players being left out of the squad in the last eight Tests.
Michael Vaughan, Alastair Cook put New Zealand ahead in Word Test Championship title clash against India
While that may sound good to go, India had smashed England to smithereens at home despite losing the first Test.
The two sides are set to lock horns in the marquee clash starting Friday in Southampton.
New Zealand won a two-match contest 1-0, taking just 11 overs and 52 minutes' playing time on the fourth day to complete a convincing eight-wicket win in the second Test.
Cook, who walked out to a guard of honour from the India team, was soon into his stride with two trademark boundaries off successive balls from fast bowler Jasprit Bumrah.
Root said that Cook had informed him of his retirement decision in Southampton, and that this wouldn't be a distraction ahead of or during the fifth Test.
Jasprit Bumrah strikes twice as England struggle to reach 57 vs India at lunch on Day 1 of fourth Test
Bumrah was handed the new ball and he posed problems to the English batsmen from the very beginning.
Joe Root defended his underperforming senior players after his team meekly handed back the Ashes to Australia in Perth.
The Australians are sailing to apparent victory in the first Test, just 56 runs away and with 10 wickets in hand, after restricting skipper Root to a second-innings half-century.
Here is an examination of four key England players for the five-Test Ashes series against Australia, which starts in Brisbane.
England all-rounder Ben Stokes, 26, was arrested following a disturbance outside a nightclub late last month.
Alastair Cook and captain Joe Root both scored hundreds as England dominated the West Indies at Edgbaston.
Root praised the parts played by predecessor Alastair Cook and all-rounder Moeen Ali after his first Test win as skipper.
Joe Root marked his first innings as England captain with a superb 184 not out against South Africa at Lord's on Thursday.