On factorising 14pq + 35pqr, we get:1pq(14+35r)2p(14q+35qr)3q(14p+35pr)47pq(2+5r)Answer & explanation+Correct answer: option 414pq + 35pqr = 2*7*p*q + 5*7*p*q*r = 7pq(2+5r)