Reigning champions Australia are already through to the semi-finals, while South Africa cannot qualify for the last four.
All-rounder Theunissen-Fourie, 25, represented South Africa in four internationals — three ODIs and one Twenty20 — and was part of the 2013 World Cup squad.
England, after Britain's Prince Harry officially opened the tournament, lost a wicket second ball before Roy and Root shared a stand of 106 that was equalled by Morgan and Stokes.
The 30-year-old, dropped following Pakistan's opener against the West Indies, made up for lost time as he demolished South Africa's beleaguered bowlers.
Etihad Credit Insurance (ECI), the UAE Federal Credit Insurance Company signed a Memorandum of Understanding (MoU) with Export Credit Insurance Corporation (ECIC), the South African export credit agency that aims to explore,
Cyclone Idai may be one of the worst natural disasters to hit southern Africa in living memory, said a UN spokesman of the storm that has killed at least 360 people.
Saturday's World Cup match against reigning champions Australia is set to be Tahir's 107th and last ODI before the leg-spinner bows out of the 50-over game at international level.
Veteran batsman Hashim Amla was on Thursday named in South Africa’s squad for the 2019 Cricket World Cup in England and Wales.
The 40-year-old is the oldest player in this edition of the World Cup and reaching the landmark of 100 matches was an emotional moment for him.