Possible Results:
haya proliferado
-I have proliferated
Present perfect subjunctive yo conjugation of proliferar.
Present perfect subjunctive él/ella/usted conjugation of proliferar.

proliferar

Como se observa en el capítulo I, los alicientes que ofrecen las IBC y la facilidad en crearlas explican que su número haya proliferado.
As noted in chapter I, given the attractions of IBCs and the ease of establishing them, they have become widespread.
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