Which sentence contains an adjective clause?

a.
i told the store manager that there was no more strawberry yogurt.

b.
suddenly my friend erica walked into the shop.

c.
the yogurt shop did not have my favorite flavor, which is strawberry.

d.
before i ordered my frozen yogurt, the cashier offered me a free sample.

What is the source of tension in this excerpt? ellery searching everything insects filling the light fixtures ellery standing on the desks louise carpenter whispering

Which sentence is punctuated correctly?  a. under a microscope; the organisms look a bit like ruffled tennis balls they have armored plates that fit together to make a round shape. b. when the water is disturbed; the organisms respond by glowing this makes swimmers look like floating beams of blue light. c. there is a bay in puerto rico that seems to light up at night; the light comes from tiny organisms in the water. d. the luminescence attracts visitors from around the world people are curious to see; this beautiful otherworldly sight.

Why does ralph insist that they wash and clean up before visiting jack’s tribe?