Yea its a great thesis stamen make sure you have punctuation and vocabulary
A) It represents the kindness and decency of the speaker's father, which the speaker admires.
A subordinating conjunction enables to give transition to the ideas of the sentence and it also enables to join a main clause to a subordinate clause. In the sentence above, the subordinating conjunction used in the sentence is Whether.
Always remember that the subordinating conjunction will be followed by a clause.
1,5,9 are correct.
Hope this helps!!
