What are the correct coefficients for the reaction below:

AlCl3 + NaOH --> Al(OH)3 + NaCl

a) 3, 1, 1, 1

b) 3, 1, 3, 1

c) 1, 3, 1, 3

d) 1, 1, 1, 3

e) 1, 3, 3, 1