Question: What consonantal sounds of Castilian are later acquired due to their difficulty of articulation, causing a phonological disorder? 
 Options:  <1> African, liquid and nasal. <2> Fricatives, nasals and occlusives. <3> Liquids, fricatives and affricates. <4> Nasals, occlusives and affricates. <5> Occlusives, fricatives and liquids.
3