Guava is a rich source of? March 21, 2021 / By Preparation Point / PROVINCIAL MANAGEMENT SERVICE, ETC. BS-17 GENERAL KNOWLEDGE 2018 Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn(A) Vitamin C (B) Vitamin D (C) Vitamin A (D) Calcium Share this:TwitterFacebookMoreTelegramWhatsAppLike this:Like Loading... Related Share on WhatsApp Share on Facebook Share on Twitter Share on LinkedIn