PLS HELP I NEED THE ANSWER NOW
Underline each noun clause. Then, in the blank, indicate its use in the sentence:
S (subject), DO (direct object), OP (object of a preposition), or PN (predicate nominative)

a. This chemical goes in whichever bottle is airtight.

b. A hundred pound pumpkin is what I am showing at the county fair in August.

c. How to find the sine and cosine perplexed Joseph. .

d. Sebastian will determine which prize you will win.

e. Wherever the dog buried that bone is a secret.

f. How the clown was able to pull a rabbit from under the chair puzzled her young audience.

g. The flight attendant told me which seat was mine.

h. Whichever you choose is fine with me.

i. First, let’s learn why the cabbage juice turned this blue mixture to pink.

j. A raft is how they are traveling down the river.