Climate change will soon end our earth if we do nothing about it and it’s affects can not be reversed or turned back
B. he
The word 'he' is being modified by the participial phrase.
The word 'laughing' is the participle.
A PARTICIPLE is a verbal that is used as an adjective and most often ends in -ing or -ed. They express an action or a state of being. However, since they function as adjectives, participles modify nouns or pronouns.
A PARTICIPIAL PHRASE <span> is a group of words consisting of a participle and the modifier(s) and/or (pro)noun(s) or noun phrase(s) that function as the direct object(s), indirect object(s), or complement(s) of the action or state expressed in the participle.
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The sentence that contains correct capitalization and punctuation is B) Last summer, we visited California.
A should be - Who is Mary's teacher...
C should be - My doctor's name is Dr. Habeeb.
D should be Jennifer bought cupcakes, diet soda, and potato chips at the store.