D doesnt fix the sentence because the period in this case breaks the sentence apart but into an incomplete and complete sentence.
"Sometimes he lets us play them." isnt a complete sentence which is a period isnt the way to make this run on sentence better.
Answer:
<h2> Mr. and Mrs. Anurag Tripathi</h2>
are moving with their family in their new dream house
<h2> ANTILIA</h2>
On this occasion, you are cordially invited with family on the occasion of their housewarming party to be a part of this celebration and share their joys.
<em> Kindly grace the occasion with your presence.</em>
<em>Date:</em> 20th September 2020, Sunday
<em>Time:</em> 12:00 PM onwards
<em> ------ Venue ------</em>
Bungalow no. 267, North Avenue, Florida
United States; Contact: 9876543210, 8765432172