Read this excerpt from Chapter 1 of Wheels of Change by Sue Macy. Some attribute the breakthrough to Ernest Michaux, a French carriage maker, though others credit Pierre Lallement, who worked for him. At any rate, the new velocipede was propelled by pedals and cranks attached directly to the axel of the front wheel, which was slightly larger than the wheel behind it. Forward progress could be stopped or slowed by pedaling backward. However, with iron tires and only an ineffective steel spring under the seat to absorb bumps in the road, this velocipede was a challenge to ride. It quickly earned the nickname "boneshaker."

Which signal word(s) from the excerpt suggest a change of direction?

a. some
b. at any rate
c. forward progress
d. however

D. However

Explanation: However is a phrase used when you are talking about an event that is happening at the same time as another event. However is also a phrase used when talking about change of direction.

do i dare, or should i, or maybe i should anything similar to these statements would be correct

explanation:

a-he encouraged islamic schools to introduce greek texts.

d-he invited greek scholars to teach their texts to the locals.

explanation:

the transmission of the greek classics to latin western europe during the middle ages was a key factor in the development of intellectual life in western europe.[1] interest in greek texts and their availability was scarce in the latin west during the earlier middle ages, but as traffic to the east increased so did western scholarship.

mark brainliest and have a great day!