How many significant figures are in \(0.0006032~\text{m}^2?\)
1. \(8\)
2. \(4\)
3. \(9\)
4. none of these

(a) 0 .007 m2 has one significant figure.
(b) 2.64 x 1024 kg has three significant figures.
(c) 0.2370 g cm-3 has four significant figures.
(d) 6.320 J has four significant figures.
(e) 6.032 Nm-2 has four significant figures.
(f) 0.0006032 m2 has four significant figures.