Which of the following phrase is having the correct meaning?

উত্তর জানতে একটি অপশন বেছে নাও 👇

• কSquare meal: A nutritious meal
• খUnder the water: If good luck is willing
• গTake a dive: Undecided until the end, at the last minute
• ঘStraight and narrow: Accomplishment of three successes or wins