When Dr Abdul Qadeer Khan came back to Pakistan in December 1975, who asked him to start work on an enrichment plant?

When Dr Abdul Qadeer Khan came back to Pakistan in December 1975, who asked him to start work on an enrichment plant?

دسمبر 1975 میں جب ڈاکٹر عبدالقدیر خان پاکستان واپس آئے تو کس نے ان سے افزودگی کے پلانٹ پر کام شروع کرنے کو کہا؟
Explanation

Z.A Bhutto

Muslim Khan emigrated to Pakistan in 1952. He holds a PhD in Metallurgy from the Ruben Catholic University  in Belgium.