TASK TWO

$20$

$2.$ John sends a letter to Mary offering to sell his car for R$50,000.$ Mary replies by email saying, "I accept your offer, but only if you include the new tyres you bought last week." John does not respond.

Questions:

$($a$)$ Has a valid contract been formed between John and Mary? Explain your answer with reference to the requirements for a valid offer and acceptance. $(15)$

$($b$)$ If John had responded to Mary's email saying, "I agree to include the new tyres," would a valid contract have been formed? Explain your answer. $(5)$

$($c$)$ If Mary had instead replied to John's offer by saying, "I accept your offer, but can you please confirm the car's mileage?" Would this constitute a valid acceptance? Explain your answer. $(5)$