In linguistics, the Innateness Hypothesis is the claim that all children have, by virtue of a common biology, a 'Universal Grammar' that defines a space of possible human languages
Harmonic as accompany other instruments in many genres; Harmonicas are hand held instruments made with reeds. I’ve done these before so i hope this helped :)
The answer is B because "I have visited many cities including the following" indicates that there is going to be a list of cities. A colon is used to introduce a series of items or to separate two independent clauses; however the second sentence has to add on to the first.
I think its D. Paradox but I honestly am not sure. ;( sorry