Problem starting sr20det in s14

[Sr20-Vert]

Hi everyone my s14 just clicking like I can hear it at the relay all the cables seem to be on the starter fuse is good . I did put battery in trunk mybee I messed the grounds up should I reground everything under the hood why should I do to check the starting system any help appreciated thanks

[apex128]

Check for continuity between the grounds for the starter, battery, and on the chassis.

[Sr20-Vert]

What do you mean explain if you could