примечание: при выборе ответа помните о правилах притяжательного падежа для нескольких подлежащих.
sarah and mike's activities are gardening and walking in the forest.
sarah's and mike's activities are gardening and snowboarding.
sarah's and mike's activities are gardening and walking in the forest.
tom and helen's activities are gardening and snowboarding.
sarah's and mike activities are gardening and walking in the forest.
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