What is the function of conjunctions and subordinating conjunctions in a sentence? They connect the subject to a verb to give more information about the subject. They connect the subject to a verb to give more information about the subject. They are words that connect or join sentences, clauses, or phrases together. They are words that connect or join sentences, clauses, or phrases together. They are words that show cause and effect to answer the questions, "Why it happened" and "What happened" They are words that show cause and effect to answer the questions, "Why it happened" and "What happened" They show the position of an object in the space surrounding it.

 They are words that connect or join sentences, clauses, or phrases together.

They are words that show cause and effect to answer the questions, "Why it happened" and "What happened"

Explanation:  Coordinating Conjunctions such as and, but, or, yet connect sentences, clauses and phrases.

Subordinating Conjunctions such as although, because, so that, if,  show cause and effect.

taking into account that a theme is the central topic a text treats and can be developed through a story, play, poem etc. the following are themes that can be further developed:  

my best friend jeffrey has many unusual interests. (the story could be about each of the unususal interests)

once a man gives his soul over to evil, he can never go back. (this could be a saying or a proverb)

the three sheepdogs lay around the yard all day. (it could be developed detailing how each of these sheepdogs lay around)

a priest's collar has an unusual effect upon people. (it could be developed detailing the different effect upon people)

innocence is a powerful force in a world full of corruption. (it could be developed detailing how is a world full of corruption)

king lear is a play shakespeare wrote later. (it is just a sentence and doesnt give any idea or topic to be discussed in details.

evil often wears the disguise of innocence. (this could be a saying or a proverb)

it is grammatically incorrect and is illegible to me and i can not answer it.