Question

Prepositional phrases begin with and end with:
Nouns...prepositions
Verbs...adverbs/pronouns
Pronouns...prepositions
Prepositions...nouns/pronouns
Adverbs/adjectives

Answer 1

prepositional phrases always begin with a preposition, so it would be the fourth one. prepositions are words like "to, under, below, above, in, out, of"
here's a big list of them: http://www.englishclub.com/grammar/prepositions-list.htm

Answer 2

are you trying to ask:
Prepositional phrases begin with and end with:
a. Nouns...prepositions
b. Verbs...adverbs/pronouns
c. Pronouns...prepositions
d. Prepositions...nouns/pronouns
e. Adverbs/adjective

Answer 3

Prepositional phrases always begin with a preposition and end with a noun or a pronoun. [ 'At the minimum, a prepositional phrase will begin with a preposition and end with a noun, pronoun, gerund, or clause, the "object" of the preposition.'www.chompchomp.com/terms/prepositionalphrase.htm ]
this might help :))

Answer 4

http://www.chompchomp.com/terms/prepositionalphrase.htm