There are great resources and information better explained online.  A. https://deafchurchwhere.com/ B. https://www.pureheart.org/onlinecampus/ministry-with-the-deaf/ C. https://www.deafmissions.com/ D. https://www.deafbiblesociety.com/ We will add and share more findings.  https://www.biblegateway.com/passage/?search=Romans+10%3A14-15&version=NCV