Which sentence uses an adverb of manner?

a.
wonderful sculptures are arranged throughout.

b.
the children remained at home tonight.

c.
the plumber recently fixed the leaky pipe.

d.
several participants laughed nervously as the contest began.

answer; have joints that fail from excess by early the accumulated effects of unnoticed infections,all of these things are possible for a person born without the ability to feel pain;

a family can go through many changes which would make it complex. having children can cause a change and increase the complexity. this would change the distribution of authority and management, as the older siblings will at some point be in charge of the younger ones, and discipline must be distributed when they get in trouble.