Question

Identify the sentence in each group that contains a verb phrase.

African violets are an excellent choice for an indoor garden.
These plants are relatively easy to grow.
They require very little natural light.
You can grow them with artificial lightning.

Answer 1

you can grow them with artificial lighting is the answer

Answer 2

I am pretty sure that the sentence which contains a verb phrase is You can grow them with artificial lightning. I choose this option because, according to the definition of verb phrase, it should consist of the verb and dependent object. I think it's clear, regards!