Os seguintes trechos retirados do texto abaixo: “The workforce is changing massively.” (linhas 22-23) e“…remote workers are already common.” (linhas 38-39) estão, respectivamente, no:

a) present perfect and simple present.
b) simple present and present continuous.
c) present continuous and simple present.
d) simple present and present perfect.
e) simple past and present simple.