A lesson on mathematical formulas given in a doctorate thesis would probably be classified as formal. Thesis, especially the doctorate ones, is classified as formal because this should comply with a certain and strict guidelines for the content as well as meeting the desired requirements given by a particular institution.
Answer:
The Medium Term Budget Policy Statement which will be delivered by South African Finance Minister Tito Mboweni is a government policy statement which communicates the policy goals of government. ... gives parliament the opportunity to discuss and shape government's approach to the budget.
The correct option is A.
Literally, to be inflexible means to be quite unwilling to change or to compromise. An inflexible person will not be ready to bend or be flexible in any way. To have a stone of heart means that the person is inflexible. Because of the nature of stone, a stone will remain a stone forever, it can not be changed, thus, to have a heart of stone is to be unchangeable, inflexible, uncompromising.
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