Complete the following sentence: The Mark 3 had an additional midsection that gave it a length of and a displacement of 640 tons. Even with this extra weight, the vessel was slightly faster than the Mark 1.<unk> Even with this extra weight, the vessel was slightly faster than the Mark 1. Mk.3 was accepted on 8 April 1941. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ When tested in early assault operations, like the ill-fated Allied
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