Based on the premise "I will put down my little case until I need it." He did so, on the round table by the window, but it was an illadvised proceeding; for, the top of it being loose, it tilted up, and precipitated the despatch-case on the floor. ", can we conclude the hypothesis "He had left his case safely at home that day." is true (see options)?

Available options:
i. yes.
ii. it is not possible to tell.
iii. no.
iii.