What is the distance (in units) between points c and d? round your answer to the nearest hundredth.

3.46 units
8.49 units
12.00 units
72.00 units

12  i think because if you count the cubes you could  get my answer 

The academic affairs council is the highest expert body processing academic affairs, as stipulated by the university statutes. specialist aaro häkkinen (educational policy) took part in the council’s meeting. the agenda of the meeting included bachelors’ feedback, the timing of pedagogical studies, the grant system for tuition fees, the standardisation of administrative practices for internships and the situation of foreign-language and multilingual master’s programmes.