Which of the Following Statements About Polymers Is/are Correct

Multiple Choice

Which of the following statements about polymers is/are correct?
1) Polypropylene and polyethylene are high molecular weight alkenes.
2) Addition polymers must be made from monomers which have at least one double or triple bond somewhere in the molecule.
3) Condensation polymerization reactions produce small molecules,like H₂O,as byproducts to the polymer formation.

A) 1 only
B) 2 only
C) 3 only
D) 2 and 3
E) 1,2,and 3