Compute the covariance and correlation for variables X and Y. If required, round your answers to two decimal places.
a) Covariance: 0.85, Correlation: 0.93
b) Covariance: -0.93, Correlation: -0.85
c) Covariance: -0.85, Correlation: -0.93
d) Covariance: 0.93, Correlation: 0.85