Answer. True
Explanation:
When water freezes, water molecules form a crystalline structure maintained by hydrogen bonding. Solid water, or ice, is less dense than liquid water. Ice is less dense than water because the orientation of hydrogen bonds causes molecules to push farther apart, which lowers the density.
Answer is A. (commensalism)
assuming there is no benefit to the pitcher plant from the mosquito larvae,
commensalism means one species benefits while the other derives neither benefit nor harm
