Answer:
- The number of space shuttle launches the greatest in the year 1985 (C)
Step-by-step Explanation:
According to the graph given in the attachment, the no. of launches made in those years are:
- 1981: 2
- 1982: 3
- 1983: 4
- 1984: 5
- 1985: 9
- 1986: 6
The no. of launches was greatest in the year 1985 and the line graph touches the highest peak in 1985
![.](https://img.qammunity.org/2021/formulas/mathematics/middle-school/wzsc20ogz0h81jo8inyhxy0l52w6epposu.png)