She had the opportunity to gain Bangladeshi citizenship until she turned 21, the UK cancelled her citizenship when she was 19 so she was supposedly not stateless at the time they cancelled it. She couldn’t get to Bangladesh in order to apply for citizenship but that is apparently not enough to reinstate her UK citizenship according to this ruling.
She had the opportunity to gain Bangladeshi citizenship until she turned 21, the UK cancelled her citizenship when she was 19 so she was supposedly not stateless at the time they cancelled it. She couldn’t get to Bangladesh in order to apply for citizenship but that is apparently not enough to reinstate her UK citizenship according to this ruling.