How are the underlined words used in the sentence?
The young lady, walking up the driveway, noticed that a package had been delivered.
A.
infinitive
B.
participial phrase
C.
participle
D.
infinitive phrase
The young lady, walking up the driveway, noticed that a package had been delivered.
A.
infinitive
B.
participial phrase
C.
participle
D.
infinitive phrase