Paying attencion,Leaning in, and eye contact
The noun for which a pronoun is substituted is called the pronoun antecedent. The answer is B
It's either all "depending on the price" but it's reasonable if it's a book since hardcover books retail from 10- even 30 dollars! The one I have costed 18 bucks... Regretted it. BTW I know a pen that literally cost $40...
C. Because you could take out the part in the commas and it makes sense or, you could leave the part with the commas and it makes sense.
