Evaluations for input

The tank in Fig. P2.63 has a 4-cmdiameter plug which will pop out if the hydrostatic force on it reaches 25 N. For 20°C fluids, what will be the reading h on the manometer when this happens? <image 1>

(A) 0.152 m

(B) 2.032 m

(C) 0.362 m

Answer with the option's letter from the given choices directly. No punctuation.